diff --git a/douzero/env/env.py b/douzero/env/env.py
index 94f0cf2..30255dc 100644
--- a/douzero/env/env.py
+++ b/douzero/env/env.py
@@ -893,11 +893,6 @@ def _get_obs_general(infoset, position):
     landlord_down_num_cards_left = _get_one_hot_array(
         infoset.num_cards_left_dict['landlord_down'], 25)
 
-    other_handcards_left_list = []
-    for pos in ["landlord", "landlord_up", "landlord_front", "landlord_down"]:
-        if pos != position:
-            other_handcards_left_list.extend(infoset.all_handcards[pos])
-
     landlord_played_cards = _cards2array(
         infoset.played_cards['landlord'])