diff --git a/src/Bin/CodeGen/CodeGen.cpp b/src/Bin/CodeGen/CodeGen.cpp
index b8c20feb7480..e51e27984495 100644
--- a/src/Bin/CodeGen/CodeGen.cpp
+++ b/src/Bin/CodeGen/CodeGen.cpp
@@ -117,11 +117,11 @@ int runItemIdCodeGen(CodeGenOptions options, GameResourceManager *resourceManage
             enumName = "GEM_" + enumName;
         }
 
-        if (desc.uMaterial == MATERIAL_ARTIFACT) {
+        if (desc.uMaterial == RARITY_ARTIFACT) {
             enumName = "ARTIFACT_" + enumName;
-        } else if (desc.uMaterial == MATERIAL_RELIC) {
+        } else if (desc.uMaterial == RARITY_RELIC) {
             enumName = "RELIC_" + enumName;
-        } else if (desc.uMaterial == MATERIAL_SPECIAL) {
+        } else if (desc.uMaterial == RARITY_SPECIAL) {
             enumName = "RARE_" + enumName;
         } else if (description.starts_with("Quest")) {
             enumName = "QUEST_" + enumName;
diff --git a/src/Engine/Objects/ItemEnums.h b/src/Engine/Objects/ItemEnums.h
index ace2a3626464..6956279308c3 100644
--- a/src/Engine/Objects/ItemEnums.h
+++ b/src/Engine/Objects/ItemEnums.h
@@ -129,10 +129,11 @@ enum class ItemEnchantment : unsigned int {
 using enum ItemEnchantment;
 
 enum class ItemRarity : uint8_t {
-    MATERIAL_COMMON = 0,
-    MATERIAL_ARTIFACT = 1,
-    MATERIAL_RELIC = 2,
-    MATERIAL_SPECIAL = 3 // TODO(captainurist): RARE
+    RARITY_COMMON = 0,
+    RARITY_ARTIFACT = 1, // Artifacts always give positive bonuses.
+    RARITY_RELIC = 2,    // Relics can be more powerful than artifacts but carry a penalty (have a negative bonus).
+    RARITY_SPECIAL = 3,  // Pretty much just weak artifacts, and often quest items. Not in the loot table, so can
+                         // only be found where the level designers have put them.
 };
 using enum ItemRarity;
 
@@ -700,7 +701,7 @@ enum class ItemId : int32_t {
     ITEM_ARTIFACT_FORGE_GAUNTLETS = 534,
     ITEM_ARTIFACT_HEROS_BELT = 535,
     ITEM_ARTIFACT_LADYS_ESCORT = 536,
-    ITEM_RARE_CLANKERS_AMULET = 537,
+    ITEM_RARE_CLANKERS_AMULET = 537, // TODO(captainurist): RARE -> SPECIAL
     ITEM_RARE_LIEUTENANTS_CUTLASS = 538,
     ITEM_RARE_MEDUSAS_MIRROR = 539,
     ITEM_RARE_LADY_CARMINES_DAGGER = 540,
diff --git a/src/Engine/Objects/Items.h b/src/Engine/Objects/Items.h
index c5b1e18ace5c..a3399928631e 100644
--- a/src/Engine/Objects/Items.h
+++ b/src/Engine/Objects/Items.h
@@ -137,7 +137,7 @@ struct ItemDesc {  // 30h
     uint8_t uDamageDice = 0;  // 1e 22
     uint8_t uDamageRoll = 0;  // 1f 23
     uint8_t uDamageMod = 0;   // 20 24
-    ItemRarity uMaterial = MATERIAL_COMMON;    // 21 25
+    ItemRarity uMaterial = RARITY_COMMON;    // 21 25
     ItemEnchantment _additional_value = ITEM_ENCHANTMENT_NULL;       // 22 26
     std::optional<CharacterAttributeType> _bonus_type;
     char _bonus_strength = 0;         // 24 28
diff --git a/src/Engine/Tables/ItemTable.cpp b/src/Engine/Tables/ItemTable.cpp
index 91b9879b8969..e3cc75a4e3c7 100644
--- a/src/Engine/Tables/ItemTable.cpp
+++ b/src/Engine/Tables/ItemTable.cpp
@@ -68,9 +68,9 @@ void ItemTable::Initialize(GameResourceManager *resourceManager) {
     equipSkillMap["club"] = CHARACTER_SKILL_CLUB;
 
     std::map<std::string, ItemRarity, ILess> materialMap;
-    materialMap["artifact"] = MATERIAL_ARTIFACT;
-    materialMap["relic"] = MATERIAL_RELIC;
-    materialMap["special"] = MATERIAL_SPECIAL;
+    materialMap["artifact"] = RARITY_ARTIFACT;
+    materialMap["relic"] = RARITY_RELIC;
+    materialMap["special"] = RARITY_SPECIAL;
 
     char *lineContent;
 
@@ -161,14 +161,14 @@ void ItemTable::Initialize(GameResourceManager *resourceManager) {
             pItems[item_counter].uDamageRoll = 0;
         }
         pItems[item_counter].uDamageMod = atoi(tokens[7]);
-        pItems[item_counter].uMaterial = valueOr(materialMap, tokens[8], MATERIAL_COMMON);
+        pItems[item_counter].uMaterial = valueOr(materialMap, tokens[8], RARITY_COMMON);
         pItems[item_counter].uItemID_Rep_St = atoi(tokens[9]);
         pItems[item_counter].pUnidentifiedName = removeQuotes(tokens[10]);
         pItems[item_counter].uSpriteID = static_cast<SPRITE_OBJECT_TYPE>(atoi(tokens[11]));
 
         pItems[item_counter]._additional_value = ITEM_ENCHANTMENT_NULL;
         pItems[item_counter]._bonus_type = {};
-        if (pItems[item_counter].uMaterial == MATERIAL_SPECIAL) {
+        if (pItems[item_counter].uMaterial == RARITY_SPECIAL) {
             for (CharacterAttributeType ii : allEnchantableAttributes()) {
                 if (iequals(tokens[12], standardEnchantments[ii].pOfName)) {
                     pItems[item_counter]._bonus_type = ii;
@@ -184,7 +184,7 @@ void ItemTable::Initialize(GameResourceManager *resourceManager) {
             }
         }
 
-        if ((pItems[item_counter].uMaterial == MATERIAL_SPECIAL) &&
+        if ((pItems[item_counter].uMaterial == RARITY_SPECIAL) &&
             (pItems[item_counter]._bonus_type)) {
             char b_s = atoi(tokens[13]);
             if (b_s)
@@ -262,7 +262,7 @@ void ItemTable::Initialize(GameResourceManager *resourceManager) {
 
 //----- (00456D17) --------------------------------------------------------
 void ItemTable::SetSpecialBonus(ItemGen *pItem) {
-    if (pItems[pItem->uItemID].uMaterial == MATERIAL_SPECIAL) {
+    if (pItems[pItem->uItemID].uMaterial == RARITY_SPECIAL) {
         pItem->attributeEnchantment = pItems[pItem->uItemID]._bonus_type;
         pItem->special_enchantment =
                 (ItemEnchantment)pItems[pItem->uItemID]._additional_value;
@@ -272,14 +272,14 @@ void ItemTable::SetSpecialBonus(ItemGen *pItem) {
 
 //----- (00456D43) --------------------------------------------------------
 bool ItemTable::IsMaterialSpecial(const ItemGen *pItem) {
-    return this->pItems[pItem->uItemID].uMaterial == MATERIAL_SPECIAL;
+    return this->pItems[pItem->uItemID].uMaterial == RARITY_SPECIAL;
 }
 
 //----- (00456D5E) --------------------------------------------------------
 bool ItemTable::IsMaterialNonCommon(const ItemGen *pItem) {
-    return pItems[pItem->uItemID].uMaterial == MATERIAL_SPECIAL ||
-           pItems[pItem->uItemID].uMaterial == MATERIAL_RELIC ||
-           pItems[pItem->uItemID].uMaterial == MATERIAL_ARTIFACT;
+    return pItems[pItem->uItemID].uMaterial == RARITY_SPECIAL ||
+           pItems[pItem->uItemID].uMaterial == RARITY_RELIC ||
+           pItems[pItem->uItemID].uMaterial == RARITY_ARTIFACT;
 }
 
 //----- (00453B3C) --------------------------------------------------------