diff --git a/backend/bang/game.py b/backend/bang/game.py
index d8f958b..f0695db 100644
--- a/backend/bang/game.py
+++ b/backend/bang/game.py
@@ -28,7 +28,7 @@ class Game:
         self.waiting_for = 0
         self.initial_players = 0
         self.password = ''
-        self.expansions = []
+        self.expansions: List[str] = []
         self.available_expansions = ['dodge_city', 'fistful_of_cards', 'high_noon', 'gold_rush']
         self.shutting_down = False
         self.is_competitive = False
@@ -40,7 +40,7 @@ class Game:
         self.incremental_turn = 0
         self.did_resuscitate_deadman = False
         self.is_handling_death = False
-        self.pending_winners = []
+        self.pending_winners: List[pl.Player] = []
         self.someone_won = False
         self.attack_in_progress = False
         self.characters_to_distribute = 2 # personaggi da dare a inizio partita
diff --git a/backend/bang/players.py b/backend/bang/players.py
index a585890..e39f1f1 100644
--- a/backend/bang/players.py
+++ b/backend/bang/players.py
@@ -13,6 +13,7 @@ import bang.expansions.high_noon.card_events as ceh
 import bang.expansions.gold_rush.shop_cards as grc
 import bang.expansions.gold_rush.characters as grch
 import eventlet
+from typing import List
 
 class PendingAction(IntEnum):
     PICK = 0
@@ -35,8 +36,8 @@ class Player:
         self.reset()
 
     def reset(self):
-        self.hand: cs.Card = []
-        self.equipment: cs.Card = []
+        self.hand: List[cs.Card] = []
+        self.equipment: List[cs.Card] = []
         self.role: r.Role = None
         self.character: chars.Character = None
         self.real_character: chars.Character = None
@@ -49,7 +50,7 @@ class Player:
         self.can_play_ranch = True
         self.is_playing_ranch = False
         self.pending_action: PendingAction = None
-        self.available_characters = []
+        self.available_characters: List[chars.Character] = []
         self.was_shot = False
         self.on_pick_cb = None
         self.on_failed_response_cb = None
@@ -78,7 +79,7 @@ class Player:
         self.using_rimbalzo = 0 # 0 no, 1 scegli giocatore, 2 scegli carta
         self.bang_used = 0
         self.gold_nuggets = 0
-        self.gold_rush_equipment = []
+        self.gold_rush_equipment: List[grc.ShopCard] = []
         self.was_player = False
 
     def join_game(self, game):
@@ -178,7 +179,7 @@ class Player:
             if self.gold_nuggets >= 2 and len([c for c in self.gold_rush_equipment if isinstance(c, grc.Zaino)]) > 0:
                 for i in range(len(self.gold_rush_equipment)):
                     if isinstance(self.gold_rush_equipment[i], grc.Zaino):
-                        self.play_card(len(self.hand) + len(self.equipment) + i)
+                        self.gold_rush_equipment[i].play_card(self, None)
                         return # play card will notify the player
             if self.character.check(self.game, chars.SidKetchum) and len(self.hand) > 1 and self.lives == 0:
                 if self.game.players[self.game.turn] != self: