diff --git a/Bosses.py b/Bosses.py
index 90acafcf..d577c66d 100644
--- a/Bosses.py
+++ b/Bosses.py
@@ -32,7 +32,7 @@ def LanmolasDefeatRule(state, player):
         state.has('Fire Rod', player) or
         state.has('Ice Rod', player) or
         state.has('Cane of Somaria', player) or
-        state.has('Cane of Byrna', player) or
+        (state.has('Cane of Byrna', player) and state.can_use_bombs(player)) or
         state.can_shoot_arrows(player))
 
 def MoldormDefeatRule(state, player):
@@ -51,7 +51,7 @@ def ArrghusDefeatRule(state, player):
         return True
 
     return ((state.has('Fire Rod', player) and (state.can_shoot_arrows(player) or state.can_extend_magic(player, 12))) or #assuming mostly gitting two puff with one shot
-            (state.has('Ice Rod', player) and (state.can_shoot_arrows(player) or state.can_extend_magic(player, 16))))
+            (state.has('Ice Rod', player) and state.can_use_bombs(player) and (state.can_shoot_arrows(player) or state.can_extend_magic(player, 16))))
 
 
 def MothulaDefeatRule(state, player):
@@ -92,7 +92,7 @@ def KholdstareDefeatRule(state, player):
     )
 
 def VitreousDefeatRule(state, player):
-    return state.can_shoot_arrows(player) or state.has_blunt_weapon(player)
+    return (state.can_shoot_arrows(player) and state.can_use_bombs(player)) or state.has_blunt_weapon(player)
 
 def TrinexxDefeatRule(state, player):
     if not (state.has('Fire Rod', player) and state.has('Ice Rod', player)):
diff --git a/Fill.py b/Fill.py
index 7deb6fcc..8cfefdb3 100644
--- a/Fill.py
+++ b/Fill.py
@@ -762,9 +762,12 @@ def balance_money_progression(world):
                 if sphere_costs[player] > 0 and sphere_costs[player] > wallet[player]:
                     insolvent.add(player)
             if len([p for p in solvent if len(locked_by_money[p]) > 0]) == 0:
-                target_player = min(insolvent, key=lambda p: sphere_costs[p]-wallet[p])
-                difference = sphere_costs[target_player]-wallet[target_player]
-                logger.debug(f'Money balancing needed: Player {target_player} short {difference}')
+                if len(insolvent) > 0:
+                    target_player = min(insolvent, key=lambda p: sphere_costs[p]-wallet[p])
+                    difference = sphere_costs[target_player]-wallet[target_player]
+                    logger.debug(f'Money balancing needed: Player {target_player} short {difference}')
+                else:
+                    difference = 0
                 while difference > 0:
                     swap_targets = [x for x in unchecked_locations if x not in sphere_locations and x.item.name.startswith('Rupees') and x.item.player == target_player]
                     if len(swap_targets) == 0:
diff --git a/Main.py b/Main.py
index 40e73b57..2ef4ccc6 100644
--- a/Main.py
+++ b/Main.py
@@ -30,7 +30,7 @@ from Fill import sell_potions, sell_keys, balance_multiworld_progression, balanc
 from ItemList import generate_itempool, difficulties, fill_prizes, customize_shops
 from Utils import output_path, parse_player_names
 
-__version__ = '0.5.1.5-u'
+__version__ = '0.5.1.6-u'
 
 from source.classes.BabelFish import BabelFish
 
diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index c1a7a62c..eaa45e2b 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -15,6 +15,10 @@ CLI: ```--bombbag```
 
 # Bug Fixes and Notes.
 
+* 0.5.1.6
+	* Rules fixes for TT (Boss and Cell) can now have TT Big Key if not otherwise required (boss shuffle + crossed dungeon)
+	* BUg fix for money balancing
+	* Add some bomb assumptions for bosses in bombbag mode
 * 0.5.1.5
 	* Fix for hard pool capacity upgrades missing
 	* Bonk Fairy (Light) is no longer in logic for ER Standard and is forbidden to be a connector, so rain state isn't exitable
diff --git a/Rules.py b/Rules.py
index efadaf6e..149c7d36 100644
--- a/Rules.py
+++ b/Rules.py
@@ -307,9 +307,10 @@ def global_rules(world, player):
     set_rule(world.get_location('Thieves\' Town - Big Chest', player), lambda state: state.has('Hammer', player))
     for entrance in ['Thieves Basement Block Path', 'Thieves Blocked Entry Path', 'Thieves Conveyor Block Path', 'Thieves Conveyor Bridge Block Path']:
         set_rule(world.get_entrance(entrance, player), lambda state: state.can_lift_rocks(player))
-    for location in ['Thieves\' Town - Blind\'s Cell', 'Thieves\' Town - Boss']:
-        forbid_item(world.get_location(location, player), 'Big Key (Thieves Town)', player)
-    forbid_item(world.get_location('Thieves\' Town - Blind\'s Cell', player), 'Big Key (Thieves Town)', player)
+
+    # I think these rules are unnecessary now - testing needed
+    # for location in ['Thieves\' Town - Blind\'s Cell', 'Thieves\' Town - Boss']:
+    #     forbid_item(world.get_location(location, player), 'Big Key (Thieves Town)', player)
     for location in ['Suspicious Maiden', 'Thieves\' Town - Blind\'s Cell']:
         set_rule(world.get_location(location, player), lambda state: state.has('Big Key (Thieves Town)', player))
     set_rule(world.get_location('Revealing Light', player), lambda state: state.has('Shining Light', player) and state.has('Maiden Rescued', player))
@@ -717,7 +718,7 @@ def default_rules(world, player):
 
     # Underworld Logic
     set_rule(world.get_entrance('Old Man Cave Exit (West)', player), lambda state: False)  # drop cannot be climbed up
-    set_rule(world.get_entrance('Paradox Cave Push Block Reverse', player), lambda state: state.has('Magic Mirror', player))  # can erase block
+    set_rule(world.get_entrance('Paradox Cave Push Block Reverse', player), lambda state: state.has_Mirror(player))  # can erase block, overwritten in noglitches
     set_rule(world.get_entrance('Bumper Cave Exit (Top)', player), lambda state: state.has('Cape', player))
     set_rule(world.get_entrance('Bumper Cave Exit (Bottom)', player), lambda state: state.has('Cape', player) or state.has('Hookshot', player))
     set_rule(world.get_entrance('Superbunny Cave Exit (Bottom)', player), lambda state: False)  # Cannot get to bottom exit from top. Just exists for shuffling