check rancidEgg21

src/js/HKCheckCompletion.js

@@ -2519,6 +2519,33 @@ class DataChecker {
 
           break;
 
+        // Tuk's Rancid Egg - Normal or Steel Soul mode behaviour
+        case "rancidEgg21":
+
+          // Steel Soul
+          if (this.playerData.permadeathMode > 0) {
+
+            // id: "Shiny Item", sceneName: "Waterways_03"
+            if (this._FindItem(this.entries[entry])) {
+              SetIconGreen(this.section, entry);
+            } else {
+              SetIconRed(this.section, entry);
+            }
+
+          }
+          // Normal Mode
+          else {
+            
+            // playerData.tukDungEgg
+            if (this.playerData[this.entries[entry].idPlayerData] === true) {
+              SetIconGreen(this.section, entry);
+            } else {
+              SetIconRed(this.section, entry);
+            }
+          }
+
+          break;
+
         // boolData activation checks
         default:
 

src/js/hk-database.js

@@ -3669,8 +3669,8 @@ const HK = {
           spoiler: "Royal Waterways: Tuk's free Egg",
           spoilerNormal: "Royal Waterways: Tuk, with Defender's Crest",
           spoilerSteelSoul: "Royal Waterways: Inspect Tuk",
-          id: "tukDungEgg",
-          idSteelSoul: "Shiny Item",
+          idPlayerData: "tukDungEgg",
+          id: "Shiny Item",
           sceneName: "Waterways_03",
           wiki: "Tuk"
         },