From b34b84aa8f4fb96b466596d49f920834c95ca941 Mon Sep 17 00:00:00 2001
From: Severencir <62644089+Severencir@users.noreply.github.com>
Date: Thu, 30 Jul 2026 08:25:11 -0500
Subject: [PATCH] Starcraft 2: item pool reduction overcounting fix (#6318)

---
 worlds/sc2/pool_filter.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/worlds/sc2/pool_filter.py b/worlds/sc2/pool_filter.py
index abecf8264c..3068034b93 100644
--- a/worlds/sc2/pool_filter.py
+++ b/worlds/sc2/pool_filter.py
@@ -146,7 +146,11 @@ class ValidInventory:
         return sum(self.logical_inventory.get(item, 0) for item in items)
 
     def count_from_list_unique(self, items: Iterable[str], player: int) -> int:
-        return sum(item in self.logical_inventory for item in items)
+        result = 0
+        for item in items:
+            if self.logical_inventory[item] > 0:
+                result += 1
+        return result 
 
     def generate_reduced_inventory(self, inventory_size: int, filler_amount: int, mission_requirements: List[Tuple[str, Callable]]) -> List[StarcraftItem]:
         """Attempts to generate a reduced inventory that can fulfill the mission requirements."""