diff --git a/resources/data/map/littleGame_1.json b/resources/data/map/littleGame_1.json
index 700df65..2a774a0 100644
--- a/resources/data/map/littleGame_1.json
+++ b/resources/data/map/littleGame_1.json
@@ -6,7 +6,7 @@
     "included_zombies":["Zombie", "ConeheadZombie", "BucketheadZombie", "NewspaperZombie", "PoleVaultingZombie"],
     "num_flags":4,
     "inevitable_zombie_list":{"20":["BucketheadZombie"]},
-    "card_pool":[   "WallNutBowling",
-                    "RedWallNutBowling"
-                    ]
+    "card_pool":{   "WallNutBowling":300,
+                    "RedWallNutBowling":100
+                    }
 }
diff --git a/resources/data/map/littleGame_2.json b/resources/data/map/littleGame_2.json
index 5252f4b..b672269 100644
--- a/resources/data/map/littleGame_2.json
+++ b/resources/data/map/littleGame_2.json
@@ -6,12 +6,12 @@
     "num_flags":3,
     "included_zombies":["Zombie", "ConeheadZombie", "BucketheadZombie", "PoleVaultingZombie"],
     "inevitable_zombie_list":{"20":["BucketheadZombie"]},
-    "card_pool":[   "Peashooter",
-                    "SnowPea",
-                    "WallNut",
-                    "CherryBomb",
-                    "RepeaterPea",
-                    "Chomper",
-                    "PotatoMine"
-                    ]
+    "card_pool":{   "Peashooter":200,
+                    "SnowPea":200,
+                    "WallNut":100,
+                    "CherryBomb":100,
+                    "RepeaterPea":200,
+                    "Chomper":100,
+                    "PotatoMine":100
+                    }
 }
diff --git a/resources/data/map/littleGame_3.json b/resources/data/map/littleGame_3.json
index a1927c5..f12a22d 100644
--- a/resources/data/map/littleGame_3.json
+++ b/resources/data/map/littleGame_3.json
@@ -8,12 +8,12 @@
                         "BucketheadZombie", "NewspaperZombie",
                         "FootballZombie", "ScreenDoorZombie"],
     "inevitable_zombie_list":{"30":["FootballZombie"]},
-    "card_pool":[   "PuffShroom",
-                    "ScaredyShroom",
-                    "IceShroom",
-                    "HypnoShroom",
-                    "DoomShroom",
-                    "GraveBuster",
-                    "FumeShroom"
-                    ]
+    "card_pool":{   "PuffShroom":200,
+                    "ScaredyShroom":100,
+                    "IceShroom":100,
+                    "HypnoShroom":100,
+                    "DoomShroom":100,
+                    "GraveBuster":100,
+                    "FumeShroom":200
+                    }
 }
diff --git a/resources/data/map/littleGame_4.json b/resources/data/map/littleGame_4.json
index a1600e1..9c0ed0c 100644
--- a/resources/data/map/littleGame_4.json
+++ b/resources/data/map/littleGame_4.json
@@ -8,13 +8,13 @@
                         "BucketheadZombie", "SnorkelZombie",
                         "Zomboni"],
     "inevitable_zombie_list":{"30":["BucketheadZombie"]},
-    "card_pool":[   "Lilypad", "Lilypad",
-                    "TorchWood",
-                    "TallNut",
-                    "TangleKlep",
-                    "Spikeweed",
-                    "Squash",
-                    "Jalapeno",
-                    "Threepeater", "Threepeater", "Threepeater", "Threepeater", "Threepeater"
-                    ]
+    "card_pool":{   "Lilypad":200,
+                    "TorchWood":100,
+                    "TallNut":100,
+                    "TangleKlep":100,
+                    "Spikeweed":100,
+                    "Squash":100,
+                    "Jalapeno":100,
+                    "Threepeater":400
+                    }
 }
diff --git a/source/component/menubar.py b/source/component/menubar.py
index 8c1af82..187ab6b 100755
--- a/source/component/menubar.py
+++ b/source/component/menubar.py
@@ -1,5 +1,6 @@
 import os
 import random
+from select import select
 import pygame as pg
 from .. import tool
 from .. import constants as c
@@ -23,12 +24,9 @@ def getSunValueImage(sun_value):
     return image
 
 def getCardPool(data):
-    card_pool = []
-    for card in data:
-        for i,name in enumerate(c.PLANT_CARD_INFO):
-            if name[c.PLANT_NAME_INDEX] == card:
-                card_pool.append(i)
-                break
+    card_pool = {}
+    for cardName in data:
+        card_pool[c.PLANT_CARD_INFO[c.PLANT_CARD_INDEX[cardName]]] = data[cardName]
     return card_pool
 
 class Card():
@@ -40,7 +38,7 @@ class Card():
         
         self.index = index
         self.sun_cost = c.PLANT_CARD_INFO[index][c.SUN_INDEX]
-        self.frozen_time = c.PLANT_CARD_INFO[index][c.FROZEN_INDEX]
+        self.frozen_time = c.PLANT_CARD_INFO[index][c.FROZEN_TIME_INDEX]
         self.frozen_timer = -self.frozen_time
         self.refresh_timer = 0
         self.select = True
@@ -382,6 +380,8 @@ class MoveBar():
         self.card_start_x = self.rect.x + 8
         self.card_end_x = self.rect.right - 5
         self.card_pool = card_pool
+        self.card_pool_name = tuple(self.card_pool.keys())
+        self.card_pool_weight = tuple(self.card_pool.values())
         self.card_list = []
         self.create_timer = -c.MOVEBAR_CARD_FRESH_TIME
 
@@ -397,11 +397,8 @@ class MoveBar():
             return False
         x = self.card_end_x
         y = 6
-        index = random.randint(0, len(self.card_pool) - 1)
-        card_index = self.card_pool[index]
-        card_name = c.PLANT_CARD_INFO[card_index][c.CARD_INDEX] + '_move'
-        plant_name = c.PLANT_CARD_INFO[card_index][c.PLANT_NAME_INDEX]
-        self.card_list.append(MoveCard(x, y, card_name, plant_name))
+        selected_card = random.choices(self.card_pool_name, self.card_pool_weight)[0]
+        self.card_list.append(MoveCard(x, y, selected_card[c.CARD_INDEX] + "_move", selected_card[c.PLANT_NAME_INDEX]))
         return True
 
     def update(self, current_time):
diff --git a/source/constants.py b/source/constants.py
index 71550f7..6f8b044 100755
--- a/source/constants.py
+++ b/source/constants.py
@@ -198,7 +198,7 @@ BAR_CARD_X_INTERNAL = 51
 PLANT_NAME_INDEX = 0
 CARD_INDEX = 1
 SUN_INDEX = 2
-FROZEN_INDEX = 3
+FROZEN_TIME_INDEX = 3
 
 # 传送带模式中的刷新间隔和移动速率
 MOVEBAR_CARD_FRESH_TIME = 6000
@@ -503,6 +503,11 @@ PLANT_CARD_INFO = (# 元组 (植物名称, 卡片名称, 阳光, 冷却时间)
                 0),
             )
 
+# 卡片中的植物名称与索引序号的对应关系，指定名称以得到索引值
+PLANT_CARD_INDEX={}
+for i, item in enumerate(PLANT_CARD_INFO):
+    PLANT_CARD_INDEX[item[PLANT_NAME_INDEX]] = i
+
 # 指定了哪些卡可选（排除坚果保龄球特殊植物）
 CARDS_TO_CHOOSE = range(len(PLANT_CARD_INFO) - 2)