diff --git a/lua/server/ai/skill.lua b/lua/server/ai/skill.lua
index 6047c6a7e9b2140848dd22075133771631f29f9f..24edf16cf24ac502cc7c2736d9fc03ea0d98db54 100644
--- a/lua/server/ai/skill.lua
+++ b/lua/server/ai/skill.lua
@@ -59,6 +59,16 @@ end
 function SkillAI:thinkForSkillInvoke(ai, skill_name, prompt)
 end
 
+---@param ai SmartAI
+---@param choices string[] @ 可选选项列表
+---@param skill_name? string @ 技能名
+---@param prompt? string @ 提示信息
+---@param detailed? boolean @ 选项详细描述
+---@param all_choices? string[] @ 所有选项（不可选变灰）
+---@return string, integer?
+function SkillAI:thinkForChoice(ai, choices, skill_name, prompt, detailed, all_choices)
+end
+
 -- 搜索类方法：怎么走下一步？
 -- choose系列的函数都是用作迭代算子的，因此它们需要能计算出所有的可选情况
 -- （至少是需要所有的以及觉得可行的可选情况，如果另外写AI的话）
@@ -194,6 +204,7 @@ function SkillAI:onEffect(logic, cardEffectEvent) end
 ---@field think? fun(self: SkillAI, ai: SmartAI): any?, integer?
 ---@field think_card_chosen? fun(self: SkillAI, ai: SmartAI, target: ServerPlayer, flag: string, prompt: string?): integer, integer?
 ---@field think_skill_invoke? fun(self: SkillAI, ai: SmartAI, skill_name: string, prompt: string?): boolean, integer?
+---@field think_choice? fun(self: SkillAI, ai: SmartAI, choices:string[], skill_name: string, prompt: string, detailed:string, all_choices: string[]): string, integer
 ---@field choose_interaction? fun(self: SkillAI, ai: SmartAI): boolean?
 ---@field choose_cards? fun(self: SkillAI, ai: SmartAI): boolean?
 ---@field choose_targets? fun(self: SkillAI, ai: SmartAI): any, integer?
diff --git a/lua/server/ai/smart_ai.lua b/lua/server/ai/smart_ai.lua
index 743bb1d5ba0ee3d1c0e008aab84d63e18d0c3b4a..f5373251fd0efdaa3dd56b22a9595156ad8ce929 100644
--- a/lua/server/ai/smart_ai.lua
+++ b/lua/server/ai/smart_ai.lua
@@ -6,6 +6,8 @@
 
 --]]
 
+fk.ai_card_keep_value = {}
+
 ---@class SmartAI: TrustAI, AIUtil
 ---@field private _memory table<string, any> @ AI底层的空间换时间机制
 ---@field public friends ServerPlayer[] @ 队友
@@ -74,6 +76,7 @@ function SmartAI.static:setSkillAI(key, spec, inherit)
     think = "think",
     think_card_chosen = "thinkForCardChosen",
     think_skill_invoke = "thinkForSkillInvoke",
+    think_choice = "thinkForChoice",
     choose_interaction = "chooseInteraction",
     choose_cards = "chooseCards",
     choose_targets = "chooseTargets",
@@ -330,6 +333,17 @@ function SmartAI:handleAskForSkillInvoke(data)
   end
 end
 
+function SmartAI:handleAskForChoice(data)
+  local choices, skillName, prompt, detailed, allChoices = table.unpack(data)
+  local ai = fk.ai_skills[skillName]
+  if ai then
+    local ret = ai:thinkForChoice(self, choices, prompt, detailed, allChoices)
+    return ret
+  else
+    return choices[1]
+  end
+end
+
 -- 敌友判断相关。
 -- 目前才开始，做个明身份打牌的就行了。
 --========================================
diff --git a/lua/server/ai/util.lua b/lua/server/ai/util.lua
index 2f3c8326e61f9e155541a6bf91c346d5faed1137..2cc979949dda4019844fa8a59d69e1b0a1647798 100644
--- a/lua/server/ai/util.lua
+++ b/lua/server/ai/util.lua
@@ -2,4 +2,39 @@
 ---@class AIUtil
 local AIUtil = {} -- mixin
 
+--- 根据传入的牌ids 判断权重
+---@param cards integer[]       @ 牌ids
+---@param number integer        @ 需要弃置几张
+---@param filter? fun(integer)  @ 条件判断 判断权重大于 或 小于 n
+---@return integer[]            @ 牌ids
+function AIUtil:getChoiceCardsByKeepValue(cards, number, filter)
+  number = math.max(1, math.min(number, #cards))
+
+  --- 根据每张牌的id 查找权重
+  local list = {}
+  for i, id in ipairs(cards) do
+    local card = Fk:getCardById(id)
+    local value = fk.ai_card_keep_value[card.name] or -50
+
+    if (not filter) or filter(value) then
+      table.insert(list, {id, value})
+    end
+  end
+
+  --- 根据权重从低往高排序
+  table.sort(list, function(a, b)
+    return a[2] < b[2]
+  end)
+
+  --- 将排序后的card id返回
+  local ret = {}
+  for _, entry in ipairs(list) do
+    table.insert(ret, entry[1])
+    if #ret == number then break end  --- 一旦收集到足够的牌，就停止循环
+  end
+
+  return ret
+end
+
+
 return AIUtil
diff --git a/maneuvering/ai/init.lua b/maneuvering/ai/init.lua
index fa8ac2f3db1ee32631180825342e88077b0fd5e1..80fec18d6edf4faec9f9ae7b02720c5b284035b1 100644
--- a/maneuvering/ai/init.lua
+++ b/maneuvering/ai/init.lua
@@ -1,4 +1,7 @@
+fk.ai_card_keep_value["thunder__slash"] = 20
 SmartAI:setCardSkillAI("thunder__slash_skill", nil, "slash_skill")
+
+fk.ai_card_keep_value["fire__slash"] = 35
 SmartAI:setCardSkillAI("fire__slash_skill", nil, "slash_skill")
 
 SmartAI:setCardSkillAI("iron_chain_skill", {
@@ -31,7 +34,15 @@ SmartAI:setCardSkillAI("supply_shortage_skill")
 --[[
 SmartAI:setSkillAI("analeptic_skill", just_use)
 --]]
+fk.ai_card_keep_value["analeptic"] = 30
+
+fk.ai_card_keep_value["iron_chain"] = 25
+
+fk.ai_card_keep_value["fire_attack"] = 30
+
+fk.ai_card_keep_value["supply_shortage"] = 45
 
+fk.ai_card_keep_value["guding_blade"] = 20
 SmartAI:setTriggerSkillAI("#guding_blade_skill", {
   correct_func = function(self, logic, event, target, player, data)
     if self.skill:triggerable(event, target, player, data) then
@@ -40,6 +51,7 @@ SmartAI:setTriggerSkillAI("#guding_blade_skill", {
   end,
 })
 
+fk.ai_card_keep_value["vine"] = 30
 SmartAI:setTriggerSkillAI("#vine_skill", {
   correct_func = function(self, logic, event, target, player, data)
     local skill = self.skill
@@ -52,3 +64,9 @@ SmartAI:setTriggerSkillAI("#vine_skill", {
     end
   end,
 })
+
+fk.ai_card_keep_value["hualiu"] = 20
+
+fk.ai_card_keep_value["silver_lion"] = 20
+
+fk.ai_card_keep_value["fan"] = 20
diff --git a/maneuvering/init.lua b/maneuvering/init.lua
index b083089a67cfdf0ddee69e4d696dcdd49b4d2039..e05e48e56ff631947b1314fdd613eb7641d358fd 100644
--- a/maneuvering/init.lua
+++ b/maneuvering/init.lua
@@ -144,7 +144,6 @@ local analepticSkill = fk.CreateActiveSkill{
     end
   end
 }
-
 local analepticEffect = fk.CreateTriggerSkill{
   name = "analeptic_effect",
   global = true,
@@ -179,8 +178,8 @@ local analepticEffect = fk.CreateTriggerSkill{
     end
   end,
 }
-Fk:addSkill(analepticEffect)
 
+Fk:addSkill(analepticEffect)
 local analeptic = fk.CreateBasicCard{
   name = "analeptic",
   suit = Card.Spade,
diff --git a/standard/ai/init.lua b/standard/ai/init.lua
index 0c6c1f1c2fba94a7d7b98f59d834cc89b51e549b..0e4605a3c9215aceb7c3349332fc834e308f86b0 100644
--- a/standard/ai/init.lua
+++ b/standard/ai/init.lua
@@ -25,7 +25,8 @@ SmartAI:setSkillAI("ganglie", {
   think = function(self, ai)
     local cards = ai:getEnabledCards()
     if #cards < 2 then return "" end
-    local to_discard = table.random(cards, 2) -- TODO: 用于选择最适合弃牌的ai函数
+
+    local to_discard = ai:getChoiceCardsByKeepValue(cards, 2)
     local cancel_val = ai:getBenefitOfEvents(function(logic)
       logic:damage{
         from = ai.room.logic:getCurrentEvent().data[2],
@@ -96,6 +97,54 @@ SmartAI:setSkillAI("fankui", {
   end,
 })
 
+SmartAI:setSkillAI("guicai", {
+  think = function(self, ai)
+    ---@type JudgeStruct
+    local dmg = ai.room.logic:getCurrentEvent().data[1]
+    local target = dmg.who
+    local isFriend = ai:isFriend(target)
+
+    local function handleCardSelection(ai, cardPattern)
+      local cards = ai:getEnabledCards(cardPattern)
+      if #cards == 0 then
+        return {}, -1000
+      elseif #cards == 1 then
+        return { cards = cards }, 100
+      else
+        cards = ai:getChoiceCardsByKeepValue(cards, 1)
+        return { cards = cards }, 100
+      end
+    end
+
+    local function getResponseForReason(ai, reason, dmgCard, isFriend)
+      local patterns = {
+        indulgence = { matchPattern = ".|.|heart", friendPattern = ".|.|heart", enemyPattern = ".|.|^heart" },
+        supply_shortage = { matchPattern = ".|.|club", friendPattern = ".|.|club", enemyPattern = ".|.|^club" },
+        lightning = { matchPattern = ".|2~9|spade", friendPattern = ".|^2~9|^spade", enemyPattern = ".|2~9|spade" }
+      }
+
+      local patternInfo = patterns[reason]
+      if not patternInfo then return {}, -1000 end
+
+      local matchFunction = isFriend and patternInfo.friendPattern or patternInfo.enemyPattern
+      local matchResult = Exppattern:Parse(matchFunction):match(dmgCard)
+
+      if (isFriend and not matchResult) or (not isFriend and matchResult) then
+        --- 如果目标是友方且不匹配友方结果，或者目标是敌方且匹配敌方结果（需要改判）
+        return handleCardSelection(ai, matchFunction)
+      else
+        --- 其他情况（目标是友方且匹配友方结果，或者目标是敌方且不匹配敌方结果）
+        return {}, -1000
+      end
+    end
+
+    local dmgCard = dmg.card
+    local response, value = getResponseForReason(ai, dmg.reason, dmgCard, isFriend)
+
+    return response, value
+  end,
+})
+
 SmartAI:setSkillAI("tuxi", {
   think = function(self, ai)
     local player = ai.player
@@ -145,7 +194,10 @@ SmartAI:setSkillAI("jizhi", {
 SmartAI:setSkillAI("zhiheng", {
   think = function(self, ai)
     local player = ai.player
-    local cards = ai:getEnabledCards()
+    local cards = ai:getEnabledCards(".|.|.|hand|.|.|.")
+
+    cards = ai:getChoiceCardsByKeepValue(cards, #cards, function(value) return value < 45 end)
+
     return { cards = cards }, ai:getBenefitOfEvents(function(logic)
       logic:throwCard(cards, self.skill.name, player, player)
       logic:drawCards(player, #cards, self.skill.name)
@@ -178,6 +230,51 @@ SmartAI:setSkillAI("yingzi", {
   think_skill_invoke = Util.TrueFunc,
 })
 
+SmartAI:setSkillAI("fanjian", {
+  think = function(self, ai)
+    local cards = ai:getEnabledCards()
+    local players = ai:getEnabledTargets()
+
+    --- 获取手牌中权重偏大的牌
+    local good_cards = ai:getChoiceCardsByKeepValue(cards, #cards, function(value) return value >= 45 end)
+    if (#good_cards / #cards) <= 0.8 then return {}, -1000 end
+
+    local benefits = {}
+
+    --- 遍历所有玩家，计算收益
+    for _, target in ipairs(players) do
+      --- 计算获得手牌的收益
+      local card_benefit = ai:getBenefitOfEvents(function(logic)
+        local c = ai.player:getCardIds("h")[1] --- 假设总是取第一张手牌，这里可能需要更复杂的逻辑
+        logic:obtainCard(target, c, true, fk.ReasonGive)
+      end)
+
+      --- 计算造成伤害的收益
+      local damage_benefit = ai:getBenefitOfEvents(function(logic)
+        logic:damage{
+          from = ai.player,
+          to = target,
+          damage = 1,
+          skillName = self.skill.name,
+        }
+      end)
+
+      benefits[#benefits + 1] = { target, card_benefit + damage_benefit }
+    end
+
+    table.sort(benefits, function(a, b) return a[2] < b[2] end)
+
+    if #benefits == 0 then return {}, -1000 end
+
+    return { targets = { benefits[1][1] } }, benefits[1][2]
+  end,
+
+  --- 似乎反间不需要这个
+  --- think_card_chosen = function (self, ai, target, flag, prompt)
+
+  --- end,
+})
+
 SmartAI:setSkillAI("xiaoji", {
   think_skill_invoke = function(self, ai, skill_name, prompt)
     return ai:getBenefitOfEvents(function(logic)
@@ -186,6 +283,67 @@ SmartAI:setSkillAI("xiaoji", {
   end,
 })
 
+SmartAI:setSkillAI("tieqi", {
+  think_skill_invoke = function(self, ai, skill_name, prompt)
+    ---@type CardUseStruct
+    local dmg = ai.room.logic:getCurrentEvent().data[1]
+    local targets = dmg.tos
+    if not targets then return false end
+
+    --- TODO 能跑，但是返回是0
+    --- TODO 需要注意targets的问题 例如：方天多个目标
+    -- local use_val = ai:getBenefitOfEvents(function(logic)
+    --   logic:useCard{
+    --     from = ai.player.id,
+    --     to = targets[1],
+    --     card = dmg.card
+    --   }
+    -- end)
+
+    -- if use_val >= 0 then
+    --   return true
+    -- end
+
+    -- return false
+
+    return ai:isEnemy(targets[1])
+  end,
+})
+
+SmartAI:setSkillAI("qingnang", {
+  think = function(self, ai)
+    local player = ai.player
+    local cards = ai:getEnabledCards(".|.|.|hand|.|.|.")
+    local players = ai:getEnabledTargets()
+
+    --- 对所有目标计算回血的收益
+    local benefits = table.map(players, function(p)
+      return { p, ai:getBenefitOfEvents(function(logic)
+        --- @type RecoverStruct
+        logic:recover{
+          who = p,
+          num = 1,
+          recoverBy = player
+        }
+      end)}
+    end)
+
+    table.sort(benefits, function(a, b) return a[2] > b[2] end)
+
+    if #benefits == 0 then return {}, -1000 end
+
+    --- 尽量选择权重占比小的牌
+    cards = ai:getChoiceCardsByKeepValue(cards, 1)
+
+    --- 计算弃牌收益
+    local throw = ai:getBenefitOfEvents(function(logic)
+      logic:throwCard(cards, self.skill.name, player, player)
+    end)
+
+    return { targets = { benefits[1][1] }, cards = cards }, benefits[1][2] + throw
+  end,
+})
+
 SmartAI:setSkillAI("biyue", nil, "jizhi")
 
 SmartAI:setSkillAI("wusheng", nil, "spear_skill")
@@ -196,4 +354,4 @@ SmartAI:setSkillAI("guose", nil, "spear_skill")
 
 SmartAI:setSkillAI("jijiu", nil, "spear_skill")
 
-SmartAI:setSkillAI("qixi", nil, "spear_skill")
\ No newline at end of file
+SmartAI:setSkillAI("qixi", nil, "spear_skill")
diff --git a/standard_cards/ai/init.lua b/standard_cards/ai/init.lua
index 67acbe448b1a32eebeeb234456f8e3a07cddc2b4..b5124f867ea2ff80798efadbff9881b83651d606 100644
--- a/standard_cards/ai/init.lua
+++ b/standard_cards/ai/init.lua
@@ -7,14 +7,18 @@ SmartAI:setCardSkillAI("default_card_skill", {
   end,
 })
 
+fk.ai_card_keep_value["slash"] = 10
 SmartAI:setCardSkillAI("slash_skill", {
   estimated_benefit = 100,
 }, "default_card_skill")
 
 -- jink
+fk.ai_card_keep_value["jink"] = 40
 
+fk.ai_card_keep_value["peach"] = 60
 SmartAI:setCardSkillAI("peach_skill", nil, "default_card_skill")
 
+fk.ai_card_keep_value["dismantlement"] = 45
 SmartAI:setCardSkillAI("dismantlement_skill", {
   on_effect = function(self, logic, effect)
     local from = logic:getPlayerById(effect.from)
@@ -39,6 +43,7 @@ SmartAI:setCardSkillAI("dismantlement_skill", {
   end,
 })
 
+fk.ai_card_keep_value["snatch"] = 45
 SmartAI:setCardSkillAI("snatch_skill", {
   think_card_chosen = function(self, ai, target, _, __)
     local cards = target:getCardIds("hej")
@@ -56,8 +61,12 @@ SmartAI:setCardSkillAI("snatch_skill", {
 }, "dismantlement_skill")
 
 -- duel
+fk.ai_card_keep_value["duel"] = 30
+
 -- collateral_skill
+fk.ai_card_keep_value["collateral"] = 10
 
+fk.ai_card_keep_value["ex_nihilo"] = 50
 SmartAI:setCardSkillAI("ex_nihilo_skill", {
   on_use = function(self, logic, effect)
     self.skill:onUse(logic, effect)
@@ -69,7 +78,9 @@ SmartAI:setCardSkillAI("ex_nihilo_skill", {
 })
 
 -- nullification
+fk.ai_card_keep_value["nullification"] = 55
 
+fk.ai_card_keep_value["savage_assault"] = 20
 SmartAI:setCardSkillAI("savage_assault_skill", {
   on_use = function(self, logic, effect)
     self.skill:onUse(logic, effect)
@@ -79,6 +90,7 @@ SmartAI:setCardSkillAI("savage_assault_skill", {
   end,
 })
 
+fk.ai_card_keep_value["archery_attack"] = 20
 SmartAI:setCardSkillAI("archery_attack_skill", {
   on_use = function(self, logic, effect)
     self.skill:onUse(logic, effect)
@@ -88,11 +100,16 @@ SmartAI:setCardSkillAI("archery_attack_skill", {
   end,
 })
 
+fk.ai_card_keep_value["god_salvation"] = 20
 SmartAI:setCardSkillAI("god_salvation_skill", nil, "default_card_skill")
 
 -- amazing_grace_skill
+fk.ai_card_keep_value["amazing_grace"] = 20
+
 -- lightning_skill
+fk.ai_card_keep_value["lightning"] = -10
 
+fk.ai_card_keep_value["indulgence"] = 50
 SmartAI:setCardSkillAI("indulgence_skill")
 
 SmartAI:setCardSkillAI("default_equip_skill", {
@@ -131,6 +148,40 @@ SmartAI:setCardSkillAI("default_equip_skill", {
   end,
 })
 
+fk.ai_card_keep_value["crossbow"] = 30
+
+fk.ai_card_keep_value["qinggang_sword"] = 20
+
+fk.ai_card_keep_value["ice_sword"] = 20
+
+fk.ai_card_keep_value["double_swords"] = 20
+
+fk.ai_card_keep_value["blade"] = 25
+
+fk.ai_card_keep_value["spear"] = 25
+
+fk.ai_card_keep_value["axe"] = 45
+
+fk.ai_card_keep_value["halberd"] = 10
+
+fk.ai_card_keep_value["kylin_bow"] = 5
+
+fk.ai_card_keep_value["eight_diagram"] = 25
+
+fk.ai_card_keep_value["nioh_shield"] = 20
+
+fk.ai_card_keep_value["dilu"] = 20
+
+fk.ai_card_keep_value["jueying"] = 20
+
+fk.ai_card_keep_value["zhuahuangfeidian"] = 20
+
+fk.ai_card_keep_value["chitu"] = 20
+
+fk.ai_card_keep_value["dayuan"] = 20
+
+fk.ai_card_keep_value["zixing"] = 20
+
 SmartAI:setTriggerSkillAI("#nioh_shield_skill", {
   correct_func = function(self, logic, event, target, player, data)
     return self.skill:triggerable(event, target, player, data)
@@ -187,4 +238,4 @@ SmartAI:setSkillAI("spear_skill", {
 
     return best_ret, best_val
   end,
-}, "__card_skill")
\ No newline at end of file
+}, "__card_skill")
diff --git a/standard_cards/init.lua b/standard_cards/init.lua
index b0ea7fec953009797acf0acc4bb1b047986e3829..77d59256fa35d05186e7ee7ccd3b75813a5c26eb 100644
--- a/standard_cards/init.lua
+++ b/standard_cards/init.lua
@@ -668,7 +668,6 @@ local amazingGraceSkill = fk.CreateActiveSkill{
     table.removeOne(effect.extra_data.AGFilled, chosen)
   end
 }
-
 local amazingGrace = fk.CreateTrickCard{
   name = "amazing_grace",
   suit = Card.Heart,
@@ -846,9 +845,9 @@ local crossbowSkill = fk.CreateTargetModSkill{
     end
   end,
 }
+
 crossbowSkill:addRelatedSkill(crossbowAudio)
 Fk:addSkill(crossbowSkill)
-
 local crossbow = fk.CreateWeapon{
   name = "crossbow",
   suit = Card.Club,
@@ -899,8 +898,8 @@ local qingGangSkill = fk.CreateTriggerSkill{
     end)
   end,
 }
-Fk:addSkill(qingGangSkill)
 
+Fk:addSkill(qingGangSkill)
 local qingGang = fk.CreateWeapon{
   name = "qinggang_sword",
   suit = Card.Spade,
@@ -932,8 +931,8 @@ local iceSwordSkill = fk.CreateTriggerSkill{
     return true
   end
 }
-Fk:addSkill(iceSwordSkill)
 
+Fk:addSkill(iceSwordSkill)
 local iceSword = fk.CreateWeapon{
   name = "ice_sword",
   suit = Card.Spade,