diff --git a/Penumbra/Mods/Groups/ImcModGroup.cs b/Penumbra/Mods/Groups/ImcModGroup.cs
index 03896134..5f99673e 100644
--- a/Penumbra/Mods/Groups/ImcModGroup.cs
+++ b/Penumbra/Mods/Groups/ImcModGroup.cs
@@ -242,7 +242,7 @@ public class ImcModGroup(Mod mod) : IModGroup
                 continue;
 
             var option = OptionData[i];
-            mask |= option.AttributeMask;
+            mask ^= option.AttributeMask;
         }
 
         return mask;
diff --git a/Penumbra/Mods/Manager/OptionEditor/ImcAttributeCache.cs b/Penumbra/Mods/Manager/OptionEditor/ImcAttributeCache.cs
index e1235c5b..a7b73ac9 100644
--- a/Penumbra/Mods/Manager/OptionEditor/ImcAttributeCache.cs
+++ b/Penumbra/Mods/Manager/OptionEditor/ImcAttributeCache.cs
@@ -21,23 +21,14 @@ public unsafe ref struct ImcAttributeCache
             _option[i]    = byte.MaxValue;
 
             var flag = (ushort)(1 << i);
-            var set  = (group.DefaultEntry.AttributeMask & flag) != 0;
-            if (set)
-            {
-                _canChange[i] = true;
-                _option[i]    = byte.MaxValue - 1;
-                continue;
-            }
-
             foreach (var (option, idx) in group.OptionData.WithIndex())
             {
-                set = (option.AttributeMask & flag) != 0;
-                if (set)
-                {
-                    _canChange[i] = option.AttributeMask != flag;
-                    _option[i]    = (byte)idx;
-                    break;
-                }
+                if ((option.AttributeMask & flag) == 0)
+                    continue;
+
+                _canChange[i] = option.AttributeMask != flag;
+                _option[i]    = (byte)idx;
+                break;
             }
 
             if (_option[i] == byte.MaxValue && LowestUnsetMask is 0)
@@ -65,25 +56,16 @@ public unsafe ref struct ImcAttributeCache
             return true;
         }
 
-        if (!_canChange[idx])
-            return false;
-
         var mask = (ushort)(oldMask | flag);
         if (oldMask == mask)
             return false;
 
         group.DefaultEntry = group.DefaultEntry with { AttributeMask = mask };
-        if (_option[idx] <= ImcEntry.NumAttributes)
-        {
-            var option = group.OptionData[_option[idx]];
-            option.AttributeMask = (ushort)(option.AttributeMask & ~flag);
-        }
-
         return true;
     }
 
     /// <summary> Set an attribute flag to a value if possible, remove it from its prior option or the default entry if necessary, and return if anything changed. </summary>
-    public readonly bool Set(ImcSubMod option, int idx, bool value)
+    public readonly bool Set(ImcSubMod option, int idx, bool value, bool turnOffDefault = false)
     {
         if (!_canChange[idx])
             return false;
@@ -110,7 +92,7 @@ public unsafe ref struct ImcAttributeCache
             var oldOption = option.Group.OptionData[_option[idx]];
             oldOption.AttributeMask = (ushort)(oldOption.AttributeMask & ~flag);
         }
-        else if (_option[idx] is byte.MaxValue - 1)
+        else if (turnOffDefault && _option[idx] is byte.MaxValue - 1)
         {
             option.Group.DefaultEntry = option.Group.DefaultEntry with
             {
diff --git a/Penumbra/UI/ModsTab/Groups/ImcModGroupEditDrawer.cs b/Penumbra/UI/ModsTab/Groups/ImcModGroupEditDrawer.cs
index bbb5e54e..9d1ab78a 100644
--- a/Penumbra/UI/ModsTab/Groups/ImcModGroupEditDrawer.cs
+++ b/Penumbra/UI/ModsTab/Groups/ImcModGroupEditDrawer.cs
@@ -3,6 +3,9 @@ using ImGuiNET;
 using OtterGui;
 using OtterGui.Raii;
 using OtterGui.Text;
+using OtterGui.Text.Widget;
+using OtterGui.Widgets;
+using OtterGuiInternal.Utility;
 using Penumbra.GameData.Structs;
 using Penumbra.Mods.Groups;
 using Penumbra.Mods.Manager.OptionEditor;
@@ -86,7 +89,8 @@ public readonly struct ImcModGroupEditDrawer(ModGroupEditDrawer editor, ImcModGr
             foreach (var (option, idx) in group.OptionData.WithIndex().Where(o => !o.Value.IsDisableSubMod))
             {
                 using var id = ImUtf8.PushId(idx);
-                DrawAttributes(editor.ModManager.OptionEditor.ImcEditor, attributeCache, option.AttributeMask, option);
+                DrawAttributes(editor.ModManager.OptionEditor.ImcEditor, attributeCache, option.AttributeMask, option,
+                    group.DefaultEntry.AttributeMask);
             }
         }
     }
@@ -132,15 +136,18 @@ public readonly struct ImcModGroupEditDrawer(ModGroupEditDrawer editor, ImcModGr
         }
     }
 
-    private static void DrawAttributes(ImcModGroupEditor editor, in ImcAttributeCache cache, ushort mask, object data)
+    private static void DrawAttributes(ImcModGroupEditor editor, in ImcAttributeCache cache, ushort mask, object data,
+        ushort? defaultMask = null)
     {
         for (var i = 0; i < ImcEntry.NumAttributes; ++i)
         {
-            using var id    = ImRaii.PushId(i);
-            var       value = (mask & (1 << i)) != 0;
-            using (ImRaii.Disabled(!cache.CanChange(i)))
+            using var id        = ImRaii.PushId(i);
+            var       flag      = 1 << i;
+            var       value     = (mask & flag) != 0;
+            var       inDefault = defaultMask.HasValue && (defaultMask & flag) != 0;
+            using (ImRaii.Disabled(defaultMask != null && !cache.CanChange(i)))
             {
-                if (ImUtf8.Checkbox(""u8, ref value))
+                if (inDefault ? NegativeCheckbox.Instance.Draw(""u8, ref value) : ImUtf8.Checkbox(""u8, ref value))
                 {
                     if (data is ImcModGroup g)
                         editor.ChangeDefaultAttribute(g, cache, i, value);
@@ -154,4 +161,21 @@ public readonly struct ImcModGroupEditDrawer(ModGroupEditDrawer editor, ImcModGr
                 ImUtf8.SameLineInner();
         }
     }
+
+    private sealed class NegativeCheckbox : MultiStateCheckbox<bool>
+    {
+        public static readonly NegativeCheckbox Instance = new();
+
+        protected override void RenderSymbol(bool value, Vector2 position, float size)
+        {
+            if (value)
+                SymbolHelpers.RenderCross(ImGui.GetWindowDrawList(), position, ImGui.GetColorU32(ImGuiCol.CheckMark), size);
+        }
+
+        protected override bool NextValue(bool value)
+            => !value;
+
+        protected override bool PreviousValue(bool value)
+            => !value;
+    }
 }