started items

src/Automata.Ui/Overlay/Layers/D2dEntityLabelLayer.cs

@@ -39,7 +39,6 @@ internal sealed class D2dEntityLabelLayer : ID2dOverlayLayer, IDisposable
         // Compute delta between fresh player position (60Hz) and snapshot position (10Hz)
         // Entities near the snapshot player get shifted by this delta to compensate for movement
         var freshPos = cache.PlayerPosition;
-        var playerZ = freshPos.HasPosition ? freshPos.Z : data.SnapshotPlayerZ;
         var dx = freshPos.HasPosition ? freshPos.X - data.SnapshotPlayerPosition.X : 0f;
         var dy = freshPos.HasPosition ? freshPos.Y - data.SnapshotPlayerPosition.Y : 0f;
         var snapshotPx = data.SnapshotPlayerPosition.X;
@@ -57,8 +56,8 @@ internal sealed class D2dEntityLabelLayer : ID2dOverlayLayer, IDisposable
                 ey += dy;
             }
 
-            // WorldToScreen using camera's view-projection matrix
+            // WorldToScreen using camera's view-projection matrix with per-entity Z + label offset
-            var worldPos = new Vector4(ex, ey, playerZ, 1f);
+            var worldPos = new Vector4(ex, ey, entry.Z + entry.LabelOffset, 1f);
             var clip = Vector4.Transform(worldPos, mat);
 
             // Perspective divide
@@ -86,7 +85,7 @@ internal sealed class D2dEntityLabelLayer : ID2dOverlayLayer, IDisposable
                 new RectangleF(labelX - 2, labelY - 1, m.Width + 4, m.Height + 2),
                 ctx.LabelBgBrush);
 
-            var brush = entry.Rarity switch
+            var brush = entry.IsQuestItem ? ctx.Green : entry.Rarity switch
             {
                 1 => ctx.MagicBrush,
                 2 => ctx.RareBrush,

src/Automata.Ui/ViewModels/MemoryViewModel.cs

@@ -918,9 +918,10 @@ public partial class MemoryViewModel : ObservableObject
             foreach (var e in snap.Entities)
             {
                 if (!e.HasPosition) continue;
-                if (e.Type is not (EntityType.Player or EntityType.Monster or EntityType.Npc)) continue;
+                if (e.Type is not (EntityType.Player or EntityType.Monster or EntityType.Npc or EntityType.WorldItem)) continue;
                 if (e.Address == snap.LocalPlayerPtr) continue;
                 if (e.Type == EntityType.Monster && e.IsDead) continue;
+                if (e.Type == EntityType.WorldItem && !e.IsQuestItem) continue;
 
                 // Entity position relative to player in grid coords
                 var dx = e.X * worldToGrid - pgx;
@@ -940,6 +941,8 @@ public partial class MemoryViewModel : ObservableObject
                         b = 0x00; g = 0x8C; r = 0xFF; break;
                     case EntityType.Monster: // red #FF4444
                         b = 0x44; g = 0x44; r = 0xFF; break;
+                    case EntityType.WorldItem: // quest items — green #3FB950
+                        b = 0x50; g = 0xB9; r = 0x3F; break;
                     default: continue;
                 }
 
@@ -1033,7 +1036,7 @@ public partial class MemoryViewModel : ObservableObject
                 var e = sorted[i];
                 var label = FormatEntityName(e);
                 var value = FormatEntityValue(e);
-                var color = RarityColor(e.Rarity);
+                var color = e.IsQuestItem ? "#3fb950" : RarityColor(e.Rarity);
 
                 if (i < groupNode.Children.Count)
                 {
@@ -1608,4 +1611,28 @@ public partial class MemoryViewModel : ObservableObject
 
         ScanResult = _reader.Diagnostics!.ProbeQuestAddresses(addresses, 4);
     }
+
+    [RelayCommand]
+    private void ScanWorldItemExecute()
+    {
+        if (_reader is null || !_reader.IsAttached)
+        {
+            ScanResult = "Error: not attached";
+            return;
+        }
+
+        ScanResult = _reader.Diagnostics!.ScanWorldItemComponents();
+    }
+
+    [RelayCommand]
+    private void ScanWorldItemLabelsExecute()
+    {
+        if (_reader is null || !_reader.IsAttached)
+        {
+            ScanResult = "Error: not attached";
+            return;
+        }
+
+        ScanResult = _reader.Diagnostics!.ScanWorldItemLabelOffsets();
+    }
 }

src/Automata.Ui/ViewModels/RobotoViewModel.cs

@@ -28,16 +28,21 @@ public sealed class EntityOverlayData
 
 public readonly struct EntityOverlayEntry
 {
-    public readonly float X, Y;
+    public readonly float X, Y, Z;
+    public readonly float LabelOffset;
     public readonly string Label;
     public readonly int Rarity; // 0=Normal, 1=Magic, 2=Rare, 3=Unique
+    public readonly bool IsQuestItem;
 
-    public EntityOverlayEntry(float x, float y, string label, int rarity = 0)
+    public EntityOverlayEntry(float x, float y, float z, string label, int rarity = 0, bool isQuestItem = false, float labelOffset = 0f)
     {
         X = x;
         Y = y;
+        Z = z;
+        LabelOffset = labelOffset;
         Label = label;
         Rarity = rarity;
+        IsQuestItem = isQuestItem;
     }
 }
 
@@ -52,11 +57,14 @@ public partial class EntityListItem : ObservableObject
     public string Distance { get; set; }
     public float X { get; set; }
     public float Y { get; set; }
+    public float Z { get; set; }
+    public float LabelOffset { get; }
     public int Rarity { get; }
+    public bool IsQuestItem { get; }
 
     [ObservableProperty] private bool _isChecked;
 
-    public EntityListItem(uint id, string label, string category, float distance, float x, float y, int rarity = 0)
+    public EntityListItem(uint id, string label, string category, float distance, float x, float y, float z, int rarity = 0, bool isQuestItem = false, float labelOffset = 0f)
     {
         Id = id;
         Label = label;
@@ -64,7 +72,10 @@ public partial class EntityListItem : ObservableObject
         Distance = $"{distance:F0}";
         X = x;
         Y = y;
+        Z = z;
+        LabelOffset = labelOffset;
         Rarity = rarity;
+        IsQuestItem = isQuestItem;
     }
 }
 
@@ -541,7 +552,7 @@ public partial class RobotoViewModel : ObservableObject, IDisposable
             var shortLabel = e.Category == EntityCategory.AreaTransition && e.TransitionName is not null
                 ? $"AreaTransition — {e.TransitionName}"
                 : GetShortLabel(e.Path);
-            var item = new EntityListItem(e.Id, shortLabel, e.Category.ToString(), e.DistanceToPlayer, e.Position.X, e.Position.Y, (int)e.Rarity);
+            var item = new EntityListItem(e.Id, shortLabel, e.Category.ToString(), e.DistanceToPlayer, e.Position.X, e.Position.Y, e.Z, (int)e.Rarity, e.IsQuestItem, e.LabelOffset);
             if (checkedIds.Contains(e.Id))
                 item.IsChecked = true;
             Entities.Add(item);
@@ -553,7 +564,7 @@ public partial class RobotoViewModel : ObservableObject, IDisposable
         foreach (var item in Entities)
         {
             if (!showAll && !item.IsChecked) continue;
-            overlayEntries.Add(new EntityOverlayEntry(item.X, item.Y, item.Label, item.Rarity));
+            overlayEntries.Add(new EntityOverlayEntry(item.X, item.Y, item.Z, item.Label, item.Rarity, item.IsQuestItem, item.LabelOffset));
         }
 
         if (overlayEntries.Count > 0)

src/Automata.Ui/Views/MainWindow.axaml

@@ -802,6 +802,10 @@
                                             Padding="10,4" FontWeight="Bold" Margin="0,0,6,4" />
                                     <Button Content="Probe Quest Addr" Command="{Binding ProbeQuestAddressesExecuteCommand}"
                                             Padding="10,4" FontWeight="Bold" Margin="0,0,6,4" />
+                                    <Button Content="Scan WorldItem" Command="{Binding ScanWorldItemExecuteCommand}"
+                                            Padding="10,4" FontWeight="Bold" Margin="0,0,6,4" />
+                                    <Button Content="Scan WI Labels" Command="{Binding ScanWorldItemLabelsExecuteCommand}"
+                                            Padding="10,4" FontWeight="Bold" Margin="0,0,6,4" />
                                 </WrapPanel>
                                 <TextBox Text="{Binding ScanResult, Mode=OneWay}" FontFamily="Consolas"
                                          FontSize="10" Foreground="#e6edf3" Background="#0d1117"

src/Roboto.Core/EntitySnapshot.cs

@@ -47,6 +47,7 @@ public record EntitySnapshot
     public EntityCategory Category { get; init; }
     public MonsterThreatLevel ThreatLevel { get; init; }
     public Vector2 Position { get; init; }
+    public float Z { get; init; }
     public float DistanceToPlayer { get; init; }
     public bool IsAlive { get; init; }
     public int LifeCurrent { get; init; }
@@ -60,6 +61,9 @@ public record EntitySnapshot
     public string? TransitionName { get; init; }
     public int TransitionState { get; init; } = -1;
     public string? Metadata { get; init; }
+    public string? ItemBaseName { get; init; }
+    public bool IsQuestItem { get; init; }
+    public float LabelOffset { get; init; }
 
     // Action state (from Actor component)
     public short ActionId { get; init; }

src/Roboto.Data/EntityMapper.cs

@@ -25,6 +25,7 @@ public static class EntityMapper
             ThreatLevel = MapThreatLevel(category, rarity),
             Rarity = rarity,
             Position = pos,
+            Z = e.Z,
             DistanceToPlayer = dist,
             IsAlive = e.IsAlive || !e.HasVitals,
             LifeCurrent = e.LifeCurrent,
@@ -37,6 +38,9 @@ public static class EntityMapper
             ActionId = e.ActionId,
             IsAttacking = e.IsAttacking,
             IsMoving = e.IsMoving,
+            ItemBaseName = e.ItemBaseName,
+            IsQuestItem = e.IsQuestItem,
+            LabelOffset = e.LabelOffset,
         };
     }
 

src/Roboto.GameOffsets/Components/Render.cs

@@ -4,7 +4,7 @@ using Roboto.GameOffsets.Natives;
 namespace Roboto.GameOffsets.Components;
 
 /// <summary>Render component — world position, bounds, terrain height.</summary>
-[StructLayout(LayoutKind.Explicit, Size = 0x148)]
+[StructLayout(LayoutKind.Explicit, Size = 0x1B0)]
 public struct Render
 {
     [FieldOffset(0x00)] public ComponentHeader Header;
@@ -20,4 +20,11 @@ public struct Render
 
     /// <summary>Grid position (float x, y, z). Confirmed offsets: X=0x138, Y=0x13C, Z=0x140.</summary>
     [FieldOffset(0x138)] public StdTuple3D<float> Position;
+
+    /// <summary>Bounding box size (float x, y). +0x144, +0x148.</summary>
+    [FieldOffset(0x144)] public float BoundsX;
+    [FieldOffset(0x148)] public float BoundsY;
+
+    /// <summary>Label height offset — constant 18.0 for items. Used to raise nameplate above ground.</summary>
+    [FieldOffset(0x1AC)] public float LabelHeightOffset;
 }

src/Roboto.GameOffsets/Components/WorldItem.cs

@@ -0,0 +1,13 @@
+using System.Runtime.InteropServices;
+
+namespace Roboto.GameOffsets.Components;
+
+/// <summary>WorldItem component — contains pointer to inner item entity at +0x28 (TBD from diagnostic).</summary>
+[StructLayout(LayoutKind.Explicit, Size = 0x30)]
+public struct WorldItem
+{
+    [FieldOffset(0x00)] public ComponentHeader Header;
+
+    /// <summary>Pointer to the inner item entity (has its own component list with Mods, Base, etc.).</summary>
+    [FieldOffset(0x28)] public nint ItemEntityPtr;
+}

src/Roboto.Memory/Diagnostics/MemoryDiagnostics.cs

@@ -7439,4 +7439,547 @@ public sealed class MemoryDiagnostics
 
         sb.AppendLine($"  Total: {count} entries");
     }
+
+    /// <summary>
+    /// Diagnostic: find WorldItem entities (ground loot), dump the WorldItem component,
+    /// and probe for an inner entity pointer that carries Mods/Base components.
+    /// </summary>
+    public string ScanWorldItemComponents()
+    {
+        if (_ctx.Memory is null) return "Error: not attached";
+
+        var sb = new StringBuilder();
+        var inGameState = _stateReader.ResolveInGameState(new GameStateSnapshot());
+        if (inGameState == 0) return "Error: can't resolve InGameState";
+
+        var ingameData = _ctx.Memory.ReadPointer(inGameState + _ctx.Offsets.IngameDataFromStateOffset);
+        if (ingameData == 0) return "Error: can't resolve AreaInstance";
+
+        var sentinel = _ctx.Memory.ReadPointer(ingameData + _ctx.Offsets.EntityListOffset);
+        if (sentinel == 0) return "Error: can't resolve entity list sentinel";
+
+        var root = _ctx.Memory.ReadPointer(sentinel + _ctx.Offsets.EntityNodeParentOffset);
+
+        // Walk tree, find entities with WorldItem component (ground loot)
+        // Path is Metadata/MiscellaneousObjects/WorldItem, NOT Metadata/Items/
+        var worldItems = new List<(nint entity, string path)>();
+        _entities.WalkTreeInOrder(sentinel, root, 500, node =>
+        {
+            var entityPtr = _ctx.Memory.ReadPointer(node + _ctx.Offsets.EntityNodeValueOffset);
+            if (entityPtr == 0) return;
+            var high = (ulong)entityPtr >> 32;
+            if (high == 0 || high >= 0x7FFF || (entityPtr & 0x3) != 0) return;
+
+            var path = _entities.TryReadEntityPath(entityPtr);
+            if (path is not null && path.Contains("WorldItem"))
+                worldItems.Add((entityPtr, path));
+        });
+
+        sb.AppendLine($"Found {worldItems.Count} WorldItem entities");
+        if (worldItems.Count == 0)
+            return sb.Append("No items on ground. Drop some items and retry.").ToString();
+
+        // Process up to 3 items
+        var limit = Math.Min(worldItems.Count, 3);
+        for (var i = 0; i < limit; i++)
+        {
+            var (entityPtr, path) = worldItems[i];
+            var shortName = path[(path.LastIndexOf('/') + 1)..];
+            sb.AppendLine($"\n═══ WorldItem[{i}]: {shortName} (0x{entityPtr:X}) ═══");
+            sb.AppendLine($"  Path: {path}");
+
+            // Read component lookup for the ground entity
+            var lookup = _components.ReadComponentLookup(entityPtr);
+            if (lookup is null)
+            {
+                sb.AppendLine("  ERROR: can't read component lookup");
+                continue;
+            }
+
+            sb.AppendLine($"  Components: {string.Join(", ", lookup.Keys.OrderBy(k => k))}");
+
+            if (!lookup.TryGetValue("WorldItem", out var wiIdx))
+            {
+                sb.AppendLine("  ERROR: no 'WorldItem' component in lookup");
+                continue;
+            }
+
+            // Get component pointer array
+            var (compFirst, compCount) = _components.FindComponentList(entityPtr);
+            if (compCount <= 0 || wiIdx < 0 || wiIdx >= compCount)
+            {
+                sb.AppendLine($"  ERROR: WorldItem index {wiIdx} out of range (count={compCount})");
+                continue;
+            }
+
+            var wiCompPtr = _ctx.Memory.ReadPointer(compFirst + wiIdx * 8);
+            if (wiCompPtr == 0)
+            {
+                sb.AppendLine("  ERROR: WorldItem component pointer is null");
+                continue;
+            }
+
+            sb.AppendLine($"  WorldItem component: 0x{wiCompPtr:X}");
+
+            // Dump first 0x80 bytes of the WorldItem component
+            const int dumpSize = 0x80;
+            var dump = _ctx.Memory.ReadBytes(wiCompPtr, dumpSize);
+            if (dump is null)
+            {
+                sb.AppendLine("  ERROR: can't read WorldItem component data");
+                continue;
+            }
+
+            sb.AppendLine($"  Hex dump (0x{dumpSize:X} bytes):");
+            for (var off = 0; off < dump.Length; off += 16)
+            {
+                sb.Append($"    +0x{off:X2}: ");
+                var end = Math.Min(off + 16, dump.Length);
+                for (var b = off; b < end; b++)
+                    sb.Append($"{dump[b]:X2} ");
+                sb.AppendLine();
+            }
+
+            // Probe each 8-byte-aligned field for entity-like pointers
+            sb.AppendLine("  Probing for inner entity pointers:");
+            var foundInner = false;
+            for (var off = 0x10; off + 8 <= dump.Length; off += 8)
+            {
+                var candidate = (nint)BitConverter.ToInt64(dump, off);
+                if (candidate == 0) continue;
+                var cHigh = (ulong)candidate >> 32;
+                if (cHigh == 0 || cHigh >= 0x7FFF) continue;
+                if ((candidate & 0x7) != 0) continue;
+
+                // Check if it looks like an entity: has EntityDetails at +0x08
+                var details = _ctx.Memory.ReadPointer(candidate + _ctx.Offsets.EntityDetailsOffset);
+                if (details == 0) continue;
+                var dHigh = (ulong)details >> 32;
+                if (dHigh == 0 || dHigh >= 0x7FFF) continue;
+
+                // Check if it has a component list at +0x10
+                var innerCompList = _components.FindComponentList(candidate);
+                if (innerCompList.Count <= 0) continue;
+
+                // Try to read inner entity path
+                var innerPath = _entities.TryReadEntityPath(candidate);
+
+                sb.AppendLine($"    +0x{off:X2}: 0x{candidate:X} → ENTITY (details=0x{details:X}, components={innerCompList.Count})");
+                if (innerPath is not null)
+                    sb.AppendLine($"      Inner path: {innerPath}");
+
+                // Read inner entity's component lookup
+                var innerLookup = _components.ReadComponentLookup(candidate);
+                if (innerLookup is not null)
+                {
+                    sb.AppendLine($"      Inner components: {string.Join(", ", innerLookup.Keys.OrderBy(k => k))}");
+
+                    // Try to read rarity from inner entity's Mods component
+                    if (innerLookup.TryGetValue("Mods", out var modsIdx))
+                    {
+                        var (iFirst, iCount) = innerCompList;
+                        if (modsIdx >= 0 && modsIdx < iCount)
+                        {
+                            var modsPtr = _ctx.Memory.ReadPointer(iFirst + modsIdx * 8);
+                            if (modsPtr != 0)
+                            {
+                                var mods = _ctx.Memory.Read<Roboto.GameOffsets.Components.Mods>(modsPtr);
+                                sb.AppendLine($"      Mods.Rarity: {mods.Rarity}");
+                            }
+                        }
+                    }
+                }
+
+                // Dump RenderItem from inner entity — looking for screen-space label position
+                if (innerLookup is not null && innerLookup.TryGetValue("RenderItem", out var riIdx))
+                {
+                    var (iFirst2, iCount2) = innerCompList;
+                    if (riIdx >= 0 && riIdx < iCount2)
+                    {
+                        var riPtr = _ctx.Memory.ReadPointer(iFirst2 + riIdx * 8);
+                        if (riPtr != 0)
+                        {
+                            sb.AppendLine($"      ── RenderItem: 0x{riPtr:X} ──");
+                            var riDump = _ctx.Memory.ReadBytes(riPtr, 0x300);
+                            if (riDump is not null)
+                            {
+                                for (var riOff = 0; riOff < riDump.Length; riOff += 16)
+                                {
+                                    sb.Append($"        +0x{riOff:X3}: ");
+                                    var riEnd = Math.Min(riOff + 16, riDump.Length);
+                                    for (var b2 = riOff; b2 < riEnd; b2++)
+                                        sb.Append($"{riDump[b2]:X2} ");
+                                    sb.Append(" | ");
+                                    for (var fi = 0; fi < 4; fi++)
+                                    {
+                                        if (riOff + fi * 4 + 4 > riDump.Length) break;
+                                        var f = BitConverter.ToSingle(riDump, riOff + fi * 4);
+                                        if (MathF.Abs(f) > 0.001f && MathF.Abs(f) < 100000f && !float.IsNaN(f) && !float.IsInfinity(f))
+                                            sb.Append($"f{fi}={f:F2} ");
+                                    }
+                                    sb.AppendLine();
+                                }
+
+                                // Follow pointers in RenderItem, look for screen coords
+                                sb.AppendLine("        ── Pointer probes ──");
+                                for (var pOff = 0; pOff + 8 <= riDump.Length; pOff += 8)
+                                {
+                                    var ptr = (nint)BitConverter.ToInt64(riDump, pOff);
+                                    if (ptr == 0) continue;
+                                    var pH = (ulong)ptr >> 32;
+                                    if (pH == 0 || pH >= 0x7FFF) continue;
+                                    if ((ptr & 0x3) != 0) continue;
+                                    if (_ctx.IsModuleAddress(ptr)) continue;
+
+                                    var sub = _ctx.Memory.ReadBytes(ptr, 0x40);
+                                    if (sub is null) continue;
+
+                                    // Check for screen-like floats (0-2560 X, 0-1440 Y)
+                                    var hasScreenCoord = false;
+                                    for (var si = 0; si + 8 <= sub.Length; si += 4)
+                                    {
+                                        var fx = BitConverter.ToSingle(sub, si);
+                                        if (fx > 100 && fx < 2560)
+                                        {
+                                            var fy = (si + 4 < sub.Length) ? BitConverter.ToSingle(sub, si + 4) : 0f;
+                                            if (fy > 50 && fy < 1440)
+                                            {
+                                                hasScreenCoord = true;
+                                                sb.AppendLine($"        RI+0x{pOff:X3} → 0x{ptr:X} sub+0x{si:X2}: screen? ({fx:F1}, {fy:F1})");
+                                            }
+                                        }
+                                    }
+
+                                    if (!hasScreenCoord)
+                                    {
+                                        // Just dump first 0x40 bytes with floats
+                                        sb.Append($"        RI+0x{pOff:X3} → 0x{ptr:X}: ");
+                                        for (var si = 0; si < Math.Min(32, sub.Length); si++)
+                                            sb.Append($"{sub[si]:X2} ");
+                                        sb.Append(" | ");
+                                        for (var fi = 0; fi < 8; fi++)
+                                        {
+                                            if (fi * 4 + 4 > sub.Length) break;
+                                            var f = BitConverter.ToSingle(sub, fi * 4);
+                                            if (MathF.Abs(f) > 0.001f && MathF.Abs(f) < 100000f && !float.IsNaN(f) && !float.IsInfinity(f))
+                                                sb.Append($"f{fi}={f:F1} ");
+                                        }
+                                        sb.AppendLine();
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+
+                // Full dump of outer entity's Render component (0x200 bytes) with float annotations
+                if (lookup.TryGetValue("Render", out var outerRenderIdx) && outerRenderIdx >= 0 && outerRenderIdx < compCount)
+                {
+                    var outerRenderPtr = _ctx.Memory.ReadPointer(compFirst + outerRenderIdx * 8);
+                    if (outerRenderPtr != 0)
+                    {
+                        sb.AppendLine($"      ── Outer Render: 0x{outerRenderPtr:X} ──");
+                        var rDump = _ctx.Memory.ReadBytes(outerRenderPtr, 0x200);
+                        if (rDump is not null)
+                        {
+                            for (var rOff = 0; rOff < rDump.Length; rOff += 16)
+                            {
+                                sb.Append($"        +0x{rOff:X3}: ");
+                                var rEnd = Math.Min(rOff + 16, rDump.Length);
+                                for (var b = rOff; b < rEnd; b++)
+                                    sb.Append($"{rDump[b]:X2} ");
+                                sb.Append(" | ");
+                                for (var fi = 0; fi < 4; fi++)
+                                {
+                                    var f = BitConverter.ToSingle(rDump, rOff + fi * 4);
+                                    if (MathF.Abs(f) > 0.001f && MathF.Abs(f) < 100000f && !float.IsNaN(f) && !float.IsInfinity(f))
+                                        sb.Append($"f{fi}={f:F2} ");
+                                }
+                                sb.AppendLine();
+                            }
+                        }
+                    }
+                }
+
+                foundInner = true;
+                break; // Found the inner entity, no need to probe further
+            }
+
+            if (!foundInner)
+                sb.AppendLine("    No inner entity pointer found in first 0x80 bytes");
+        }
+
+        return sb.ToString();
+    }
+
+    /// <summary>
+    /// Diagnostic: Compare Render/Positioned components of WorldItem entities near each other
+    /// to find per-entity offsets the game uses for label de-overlap.
+    /// Diffs component bytes between items at the same location to isolate label offset fields.
+    /// </summary>
+    public string ScanWorldItemLabelOffsets()
+    {
+        if (_ctx.Memory is null) return "Error: not attached";
+
+        var sb = new StringBuilder();
+        var mem = _ctx.Memory;
+        var inGameState = _stateReader.ResolveInGameState(new GameStateSnapshot());
+        if (inGameState == 0) return "Error: can't resolve InGameState";
+
+        var ingameData = mem.ReadPointer(inGameState + _ctx.Offsets.IngameDataFromStateOffset);
+        if (ingameData == 0) return "Error: can't resolve AreaInstance";
+
+        var sentinel = mem.ReadPointer(ingameData + _ctx.Offsets.EntityListOffset);
+        if (sentinel == 0) return "Error: can't resolve entity list sentinel";
+
+        var root = mem.ReadPointer(sentinel + _ctx.Offsets.EntityNodeParentOffset);
+
+        // Collect all WorldItem entities with their positions
+        var worldItems = new List<(nint entity, string path, float x, float y, float z)>();
+        _entities.WalkTreeInOrder(sentinel, root, 500, node =>
+        {
+            var entityPtr = mem.ReadPointer(node + _ctx.Offsets.EntityNodeValueOffset);
+            if (entityPtr == 0) return;
+            var high = (ulong)entityPtr >> 32;
+            if (high == 0 || high >= 0x7FFF || (entityPtr & 0x3) != 0) return;
+
+            var path = _entities.TryReadEntityPath(entityPtr);
+            if (path is null || !path.Contains("WorldItem")) return;
+
+            // Read position from Render +0x138
+            var lookup = _components.ReadComponentLookup(entityPtr);
+            if (lookup is null) return;
+
+            var (compFirst, compCount) = _components.FindComponentList(entityPtr);
+            if (compCount <= 0) return;
+
+            if (lookup.TryGetValue("Render", out var renderIdx) && renderIdx >= 0 && renderIdx < compCount)
+            {
+                var renderPtr = mem.ReadPointer(compFirst + renderIdx * 8);
+                if (renderPtr != 0)
+                {
+                    var posX = mem.Read<float>(renderPtr + 0x138);
+                    var posY = mem.Read<float>(renderPtr + 0x13C);
+                    var posZ = mem.Read<float>(renderPtr + 0x140);
+                    if (!float.IsNaN(posX) && MathF.Abs(posX) < 100000)
+                        worldItems.Add((entityPtr, path, posX, posY, posZ));
+                }
+            }
+        });
+
+        sb.AppendLine($"Found {worldItems.Count} WorldItem entities with positions");
+        if (worldItems.Count < 2)
+            return sb.Append("Need 2+ items near each other. Drop items in a pile and retry.").ToString();
+
+        // Group by proximity — items within 5 world units of each other
+        var groups = new List<List<int>>();
+        var assigned = new HashSet<int>();
+        for (var i = 0; i < worldItems.Count; i++)
+        {
+            if (assigned.Contains(i)) continue;
+            var group = new List<int> { i };
+            assigned.Add(i);
+            for (var j = i + 1; j < worldItems.Count; j++)
+            {
+                if (assigned.Contains(j)) continue;
+                var dx = MathF.Abs(worldItems[i].x - worldItems[j].x);
+                var dy = MathF.Abs(worldItems[i].y - worldItems[j].y);
+                if (dx + dy < 5f)
+                {
+                    group.Add(j);
+                    assigned.Add(j);
+                }
+            }
+            groups.Add(group);
+        }
+
+        // Show all items
+        sb.AppendLine($"\n── All WorldItems ──");
+        for (var i = 0; i < worldItems.Count; i++)
+        {
+            var (e, p, x, y, z) = worldItems[i];
+            var name = p[(p.LastIndexOf('/') + 1)..];
+            sb.AppendLine($"  [{i}] {name} pos=({x:F2}, {y:F2}, {z:F2}) entity=0x{e:X}");
+        }
+
+        // For each group with 2+ items, do component diff
+        const int renderDumpSize = 0x400; // scan beyond 0x200 to find more fields
+        foreach (var group in groups.Where(g => g.Count >= 2))
+        {
+            sb.AppendLine($"\n═══ Cluster of {group.Count} items (within 5 units) ═══");
+
+            // Read Render dumps for all items in group
+            var renders = new List<(int idx, nint renderPtr, byte[] data)>();
+            foreach (var gi in group)
+            {
+                var (entityPtr, _, _, _, _) = worldItems[gi];
+                var lookup = _components.ReadComponentLookup(entityPtr);
+                if (lookup is null) continue;
+                var (compFirst, compCount) = _components.FindComponentList(entityPtr);
+                if (compCount <= 0) continue;
+
+                if (lookup.TryGetValue("Render", out var renderIdx) && renderIdx >= 0 && renderIdx < compCount)
+                {
+                    var renderPtr = mem.ReadPointer(compFirst + renderIdx * 8);
+                    if (renderPtr != 0)
+                    {
+                        var data = mem.ReadBytes(renderPtr, renderDumpSize);
+                        if (data is { Length: > 0 })
+                            renders.Add((gi, renderPtr, data));
+                    }
+                }
+            }
+
+            if (renders.Count < 2) continue;
+
+            // Diff: find offsets where values differ between items
+            sb.AppendLine($"  Diffing Render components ({renders.Count} items, 0x{renderDumpSize:X} bytes each)");
+            var minLen = renders.Min(r => r.data.Length);
+            var diffOffsets = new List<int>();
+            for (var off = 0; off < minLen; off++)
+            {
+                var val = renders[0].data[off];
+                var differs = false;
+                for (var ri = 1; ri < renders.Count; ri++)
+                {
+                    if (renders[ri].data[off] != val)
+                    {
+                        differs = true;
+                        break;
+                    }
+                }
+                if (differs) diffOffsets.Add(off);
+            }
+
+            sb.AppendLine($"  {diffOffsets.Count} bytes differ");
+
+            // Group consecutive diff bytes into ranges and show as floats
+            var ranges = new List<(int start, int end)>();
+            if (diffOffsets.Count > 0)
+            {
+                var rangeStart = diffOffsets[0];
+                var rangeEnd = diffOffsets[0];
+                for (var di = 1; di < diffOffsets.Count; di++)
+                {
+                    if (diffOffsets[di] == rangeEnd + 1)
+                        rangeEnd = diffOffsets[di];
+                    else
+                    {
+                        ranges.Add((rangeStart, rangeEnd));
+                        rangeStart = diffOffsets[di];
+                        rangeEnd = diffOffsets[di];
+                    }
+                }
+                ranges.Add((rangeStart, rangeEnd));
+            }
+
+            sb.AppendLine($"  Diff ranges ({ranges.Count}):");
+            foreach (var (start, end) in ranges)
+            {
+                var len = end - start + 1;
+                // Align to 4 bytes for float display
+                var alignedStart = start & ~3;
+                var alignedEnd = ((end + 4) & ~3);
+                sb.Append($"    +0x{start:X3}..+0x{end:X3} ({len}B): ");
+
+                // Show values from each item as floats at aligned offsets
+                for (var ri = 0; ri < renders.Count; ri++)
+                {
+                    var (idx, _, data) = renders[ri];
+                    sb.Append($"item[{idx}]=(");
+                    for (var fOff = alignedStart; fOff < alignedEnd && fOff + 4 <= data.Length; fOff += 4)
+                    {
+                        var f = BitConverter.ToSingle(data, fOff);
+                        var intVal = BitConverter.ToInt32(data, fOff);
+                        if (MathF.Abs(f) > 0.001f && MathF.Abs(f) < 100000f && !float.IsNaN(f) && !float.IsInfinity(f))
+                            sb.Append($"+0x{fOff:X3}={f:F3} ");
+                        else
+                            sb.Append($"+0x{fOff:X3}=0x{intVal:X8} ");
+                    }
+                    sb.Append(") ");
+                }
+                sb.AppendLine();
+            }
+
+            // Also show exact positions side by side
+            sb.AppendLine("  Positions:");
+            foreach (var (idx, _, data) in renders)
+            {
+                if (data.Length >= 0x148)
+                {
+                    var px = BitConverter.ToSingle(data, 0x138);
+                    var py = BitConverter.ToSingle(data, 0x13C);
+                    var pz = BitConverter.ToSingle(data, 0x140);
+                    var bx = BitConverter.ToSingle(data, 0x144);
+                    var by = BitConverter.ToSingle(data, 0x148);
+                    var lbl = data.Length >= 0x1B0 ? BitConverter.ToSingle(data, 0x1AC) : 0;
+                    sb.AppendLine($"    item[{idx}]: pos=({px:F4}, {py:F4}, {pz:F4}) bounds=({bx:F2}, {by:F2}) lbl={lbl:F2}");
+                }
+            }
+
+            // Also scan Positioned component if present
+            foreach (var gi in group.Take(2))
+            {
+                var (entityPtr, _, _, _, _) = worldItems[gi];
+                var lookup = _components.ReadComponentLookup(entityPtr);
+                if (lookup is null) continue;
+                var (compFirst, compCount) = _components.FindComponentList(entityPtr);
+
+                if (lookup.TryGetValue("Positioned", out var posIdx) && posIdx >= 0 && posIdx < compCount)
+                {
+                    var posPtr = mem.ReadPointer(compFirst + posIdx * 8);
+                    if (posPtr != 0)
+                    {
+                        sb.AppendLine($"  Positioned[{gi}]: 0x{posPtr:X}");
+                        var posDump = mem.ReadBytes(posPtr, 0x200);
+                        if (posDump is not null)
+                        {
+                            for (var off = 0; off < posDump.Length; off += 16)
+                            {
+                                // Only show lines with non-zero interesting floats
+                                var hasInteresting = false;
+                                for (var fi = 0; fi < 4; fi++)
+                                {
+                                    if (off + fi * 4 + 4 > posDump.Length) break;
+                                    var f = BitConverter.ToSingle(posDump, off + fi * 4);
+                                    if (MathF.Abs(f) > 0.1f && MathF.Abs(f) < 100000f && !float.IsNaN(f) && !float.IsInfinity(f))
+                                        hasInteresting = true;
+                                }
+                                if (!hasInteresting) continue;
+
+                                sb.Append($"    +0x{off:X3}: ");
+                                var lineEnd = Math.Min(off + 16, posDump.Length);
+                                for (var b = off; b < lineEnd; b++)
+                                    sb.Append($"{posDump[b]:X2} ");
+                                sb.Append(" | ");
+                                for (var fi = 0; fi < 4; fi++)
+                                {
+                                    if (off + fi * 4 + 4 > posDump.Length) break;
+                                    var f = BitConverter.ToSingle(posDump, off + fi * 4);
+                                    if (MathF.Abs(f) > 0.1f && MathF.Abs(f) < 100000f && !float.IsNaN(f) && !float.IsInfinity(f))
+                                        sb.Append($"f{fi}={f:F2} ");
+                                }
+                                sb.AppendLine();
+                            }
+                        }
+                    }
+                }
+                else
+                {
+                    sb.AppendLine($"  item[{gi}] has no Positioned component");
+                }
+            }
+        }
+
+        // Also check: do items have any unique components we haven't looked at?
+        if (worldItems.Count > 0)
+        {
+            var (firstEntity, _, _, _, _) = worldItems[0];
+            var firstLookup = _components.ReadComponentLookup(firstEntity);
+            if (firstLookup is not null)
+                sb.AppendLine($"\nAll components on first WorldItem: {string.Join(", ", firstLookup.Keys.OrderBy(k => k))}");
+        }
+
+        return sb.ToString();
+    }
 }

src/Roboto.Memory/GameOffsets.cs

@@ -239,6 +239,10 @@ public sealed class GameOffsets
     /// <summary>Index of Render/Position component in entity's component list. -1 = unknown.</summary>
     public int RenderComponentIndex { get; set; } = -1;
 
+    // ── WorldItem component ──
+    /// <summary>Offset within WorldItem component to the inner item entity pointer. TBD from diagnostic scan.</summary>
+    public int WorldItemEntityPtrOffset { get; set; } = 0x28;
+
     // ── Life component ──
     /// <summary>First offset from AreaInstance to reach Life component (AreaInstance → ptr). 0 = use entity component list instead.</summary>
     public int LifeComponentOffset1 { get; set; } = 0x420;

src/Roboto.Memory/Objects/EntityList.cs

@@ -14,6 +14,7 @@ public sealed class EntityList : RemoteObject
     private readonly ComponentReader _components;
     private readonly MsvcStringReader _strings;
     private bool _loggedMonsterComponents;
+    private bool _loggedItemComponents;
 
     // Caches: stable per entity within a zone, cleared on zone change
     private readonly Dictionary<nint, int> _renderIndexCache = new();
@@ -34,6 +35,9 @@ public sealed class EntityList : RemoteObject
         public bool IsTargetable;
         public int Rarity; // -1 = not read
         public string? TransitionName;
+        public string? ItemBaseName; // inner item path for WorldItem entities
+        public bool IsQuestItem;
+        public float LabelOffset; // Render +0x1AC label height offset
     }
 
     public List<Entity>? Entities { get; private set; }
@@ -206,6 +210,62 @@ public sealed class EntityList : RemoteObject
                                 }
                             }
 
+                            // WorldItem inner entity: read rarity + item path from inner entity
+                            if (entity.Type == EntityType.WorldItem &&
+                                lookup.TryGetValue("WorldItem", out var wiIdx) && wiIdx >= 0 && wiIdx < compPtrs.Length)
+                            {
+                                var wiComp = compPtrs[wiIdx];
+                                if (wiComp != 0)
+                                {
+                                    var innerEntityPtr = mem.ReadPointer(wiComp + offsets.WorldItemEntityPtrOffset);
+                                    if (innerEntityPtr != 0 && ((ulong)innerEntityPtr >> 32) is > 0 and < 0x7FFF)
+                                    {
+                                        stable.ItemBaseName = TryReadEntityPath(innerEntityPtr);
+
+                                        var innerLookup = _components.ReadComponentLookup(innerEntityPtr);
+                                        if (innerLookup is not null)
+                                        {
+                                            if (!_loggedItemComponents)
+                                            {
+                                                _loggedItemComponents = true;
+                                                Serilog.Log.Information("WorldItem inner components: {Comps}",
+                                                    string.Join(", ", innerLookup.Keys.OrderBy(k => k)));
+                                            }
+
+                                            stable.IsQuestItem = innerLookup.ContainsKey("Quest");
+
+                                            if (stable.Rarity < 0)
+                                            {
+                                                var (iFirst, iCount) = _components.FindComponentList(innerEntityPtr);
+                                                if (innerLookup.TryGetValue("Mods", out var iModsIdx) &&
+                                                    iModsIdx >= 0 && iModsIdx < iCount)
+                                                {
+                                                    var iModsPtr = mem.ReadPointer(iFirst + iModsIdx * 8);
+                                                    if (iModsPtr != 0)
+                                                    {
+                                                        var iMods = mem.Read<Mods>(iModsPtr);
+                                                        if (iMods.Rarity is >= 0 and <= 3)
+                                                            stable.Rarity = iMods.Rarity;
+                                                    }
+                                                }
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+
+                            // Read label height offset from Render component
+                            if (lookup.TryGetValue("Render", out var renderIdx) && renderIdx >= 0 && renderIdx < compPtrs.Length)
+                            {
+                                var renderComp = compPtrs[renderIdx];
+                                if (renderComp != 0)
+                                {
+                                    var labelOff = mem.Read<float>(renderComp + 0x1AC);
+                                    if (labelOff > 0 && labelOff < 200 && !float.IsNaN(labelOff))
+                                        stable.LabelOffset = labelOff;
+                                }
+                            }
+
                             if (entity.Components.Contains("AreaTransition") &&
                                 lookup.TryGetValue("AreaTransition", out var atIdx) && atIdx >= 0 && atIdx < compPtrs.Length)
                             {
@@ -220,6 +280,9 @@ public sealed class EntityList : RemoteObject
                         entity.IsTargetable = stable.IsTargetable;
                         if (stable.Rarity >= 0)
                             entity.Rarity = stable.Rarity;
+                        entity.ItemBaseName = stable.ItemBaseName;
+                        entity.IsQuestItem = stable.IsQuestItem;
+                        entity.LabelOffset = stable.LabelOffset;
                         entity.TransitionName = stable.TransitionName;
 
                         // Dynamic component data — re-read every frame
@@ -494,6 +557,7 @@ public sealed class EntityList : RemoteObject
             case "NPC": return EntityType.Npc;
             case "Effects": return EntityType.Effect;
             case "MiscellaneousObjects":
+                if (path.Contains("/WorldItem", StringComparison.OrdinalIgnoreCase)) return EntityType.WorldItem;
                 if (path.Contains("/Chest", StringComparison.OrdinalIgnoreCase) ||
                     path.Contains("/Stash", StringComparison.OrdinalIgnoreCase)) return EntityType.Chest;
                 if (path.Contains("/Shrine", StringComparison.OrdinalIgnoreCase)) return EntityType.Shrine;
@@ -510,6 +574,7 @@ public sealed class EntityList : RemoteObject
         var components = entity.Components;
         if (components is null || components.Count == 0) return;
 
+        if (components.Contains("WorldItem")) { entity.Type = EntityType.WorldItem; return; }
         if (components.Contains("Monster")) { entity.Type = EntityType.Monster; return; }
         if (components.Contains("Chest")) { entity.Type = EntityType.Chest; return; }
         if (components.Contains("Shrine")) { entity.Type = EntityType.Shrine; return; }

src/Roboto.Memory/Snapshots/Entity.cs

@@ -57,6 +57,11 @@ public class Entity
     public bool IsAvailable { get; internal set; }
     public int Rarity { get; internal set; }
 
+    // WorldItem inner entity
+    public string? ItemBaseName { get; internal set; } // inner item path (e.g. "Metadata/Items/Weapons/...")
+    public bool IsQuestItem { get; internal set; }
+    public float LabelOffset { get; internal set; } // Z offset for label rendering (from Render component +0x1AC)
+
     // Mods (from Mods component)
     public List<string>? ModNames { get; internal set; }