diff --git a/src/services/missionInventoryUpdateService.ts b/src/services/missionInventoryUpdateService.ts
index cb8bf384..c5b12316 100644
--- a/src/services/missionInventoryUpdateService.ts
+++ b/src/services/missionInventoryUpdateService.ts
@@ -1410,12 +1410,16 @@ function getRandomMissionDrops(
                     : "/Lotus/Types/Game/MissionDecks/DuviriEncounterRewards/DuviriKullervoNormalRNGRewards"
             ];
         } else if (RewardInfo.T == 13) {
-            // Undercroft extra/side portal, gives 1 Pathos Clamp, or 3 on Steel Path.
+            // Undercroft extra/side portal, gives 1 Pathos Clamp + Duviri Arcane, or 3 Pathos Clamp + Eidolon Arcane on Steel Path.
             drops.push({
                 StoreItem: "/Lotus/StoreItems/Types/Gameplay/Duviri/Resource/DuviriDragonDropItem",
                 ItemCount: mission?.Tier == 1 ? 3 : 1
             });
-            rewardManifests = [];
+            rewardManifests = [
+                mission?.Tier == 1
+                    ? "/Lotus/Types/Game/MissionDecks/DuviriEncounterRewards/DuviriSteelPathStaticUndercroftResourceRewards"
+                    : "/Lotus/Types/Game/MissionDecks/DuviriEncounterRewards/DuviriStaticUndercroftResourceRewards"
+            ];
         } else if (RewardInfo.T == 70) {
             // Orowyrm chest, gives 10 Pathos Clamps, or 15 on Steel Path.
             drops.push({