diff --git a/worlds/sc2/pool_filter.py b/worlds/sc2/pool_filter.py
index 476fb3057393..28c7871bd8f7 100644
--- a/worlds/sc2/pool_filter.py
+++ b/worlds/sc2/pool_filter.py
@@ -425,15 +425,14 @@ def attempt_removal(item: Item) -> bool:
             locked_items = [item for item in locked_items if item.name != item_names.SIEGE_TANK_PROGRESSIVE_TRANSPORT_HOOK]
         if item_names.MEDIVAC not in logical_inventory_set:
             # Don't allow L2 Siege Tank Transport Hook without Medivac
-            inventory_transport_hooks = [item for item in (inventory + locked_items) if item.name == item_names.SIEGE_TANK_PROGRESSIVE_TRANSPORT_HOOK]
-            if len(inventory_transport_hooks) > 1:
-                if inventory_transport_hooks[0] in inventory:
-                    inventory.remove(inventory_transport_hooks[0])
-                elif inventory_transport_hooks[1] in inventory:
+            inventory_transport_hooks = [item for item in inventory if item.name == item_names.SIEGE_TANK_PROGRESSIVE_TRANSPORT_HOOK]
+            locked_transport_hooks = [item for item in locked_items if item.name == item_names.SIEGE_TANK_PROGRESSIVE_TRANSPORT_HOOK]
+            if len(inventory_transport_hooks) + len(locked_transport_hooks) > 1:
+                if len(inventory_transport_hooks) > 1:
                     inventory.remove(inventory_transport_hooks[0])
                 else:
-                    locked_items.remove(inventory_transport_hooks[0])
-            if len(inventory_transport_hooks) > 0:
+                    locked_items.remove(locked_transport_hooks[0])
+            if len(inventory_transport_hooks) + len(locked_transport_hooks) > 0:
                 # Transport Hook is in inventory, remove from unused_items
                 unused_items = [item_name for item_name in unused_items if item_name != item_names.SIEGE_TANK_PROGRESSIVE_TRANSPORT_HOOK]
             else:
@@ -445,7 +444,7 @@ def attempt_removal(item: Item) -> bool:
             # No orbital Command Spells
             inventory = [item for item in inventory if item.name != item_names.PLANETARY_FORTRESS_ORBITAL_MODULE]
             unused_items = [item_name for item_name in unused_items if item_name !=item_names.PLANETARY_FORTRESS_ORBITAL_MODULE]
-            locked_items = [item for item in inventory if item.name != item_names.PLANETARY_FORTRESS_ORBITAL_MODULE]
+            locked_items = [item for item in locked_items if item.name != item_names.PLANETARY_FORTRESS_ORBITAL_MODULE]
 
         # HotS
         # Baneling without sources => remove Baneling and upgrades