diff --git a/BaseClasses.py b/BaseClasses.py
index 4b9f9d00..ab033715 100644
--- a/BaseClasses.py
+++ b/BaseClasses.py
@@ -1234,7 +1234,7 @@ class CollectionState(object):
 
     # In the future, this can be used to check if the player starts without bombs
     def can_use_bombs(self, player):
-        return (not self.world.bombbag[player] or self.has('Bomb Upgrade (+10)', player)) and self.can_farm_bombs(player)
+        return (not self.world.bombbag[player] or self.has('Bomb Upgrade (+10)', player)) and ((hasattr(self.world,"override_bomb_check") and self.world.override_bomb_check) or self.can_farm_bombs(player))
 
     def can_hit_crystal(self, player):
         return (self.can_use_bombs(player)
diff --git a/Rules.py b/Rules.py
index ef688f37..c4429317 100644
--- a/Rules.py
+++ b/Rules.py
@@ -24,7 +24,8 @@ def set_rules(world, player):
     ow_bunny_rules(world, player)
 
     if world.mode[player] == 'standard':
-        standard_rules(world, player)
+        if world.get_region('Big Bomb Shop', player).entrances: # just some location that is placed late in the ER algorithm, prevent standard rules from applying when trying to search reachability in the overworld
+            standard_rules(world, player)
     elif world.mode[player] == 'open' or world.mode[player] == 'inverted':
         open_rules(world, player)
     else: