diff --git a/lua/client/client.lua b/lua/client/client.lua
index ef83be7a..6741b167 100644
--- a/lua/client/client.lua
+++ b/lua/client/client.lua
@@ -83,7 +83,11 @@ function Client:moveCards(moves)
     end
 
     if move.to and move.toArea then
-      self:getPlayerById(move.to):addCards(move.toArea, move.ids, move.specialName)
+      local ids = move.ids
+      if (move.to ~= Self.id and move.toArea == Card.PlayerHand) or table.contains(ids, -1) then
+        ids = table.map(ids, function() return -1 end)
+      end
+      self:getPlayerById(move.to):addCards(move.toArea, ids, move.specialName)
     elseif move.toArea == Card.DiscardPile then
       table.insert(self.discard_pile, move.ids[1])
     end
@@ -176,6 +180,7 @@ end
 
 fk.client_callback["EnterRoom"] = function(jsonData)
   Self = ClientPlayer:new(fk.Self)
+  ClientInstance = Client:new() -- clear old client data
   ClientInstance.players = {Self}
   ClientInstance.alive_players = {Self}
   ClientInstance.discard_pile = {}
@@ -275,6 +280,9 @@ fk.client_callback["AskForCardChosen"] = function(jsonData)
   local judge = target.player_cards[Player.Judge]
   if not string.find(flag, "h") then
     hand = {}
+  elseif target.id ~= Self.id then
+    -- FIXME: can not see other's handcard
+    hand = table.map(hand, function() return -1 end)
   end
   if not string.find(flag, "e") then
     equip = {}
diff --git a/lua/client/client_util.lua b/lua/client/client_util.lua
index 5ce9da8f..46d0c86b 100644
--- a/lua/client/client_util.lua
+++ b/lua/client/client_util.lua
@@ -371,4 +371,9 @@ function GetVirtualEquip(player, cid)
   }
 end
 
+function GetExpandPileOfSkill(skillName)
+  local skill = Fk.skills[skillName]
+  return skill and (skill.expand_pile or "") or ""
+end
+
 dofile "lua/client/i18n/init.lua"
diff --git a/lua/core/exppattern.lua b/lua/core/exppattern.lua
index 04545b7c..b739647d 100644
--- a/lua/core/exppattern.lua
+++ b/lua/core/exppattern.lua
@@ -73,12 +73,17 @@ local function matchCard(matcher, card)
     matcher.place,
     placetable[Fk:currentRoom():getCardArea(card.id)]
   ) then
-    if ClientInstance then
-      return Self:getPileNameOfId(card.id) and true or false
-    else
-      for _, p in ipairs(RoomInstance.alive_players) do
-        local pile = p:getPileNameOfId(card.id)
-        if pile then return true end
+    local piles = table.filter(matcher.place, function(e)
+      return not table.contains(placetable, e)
+    end)
+    for _, pi in ipairs(piles) do
+      if ClientInstance then
+        if Self:getPileNameOfId(card.id) == pi then return true end
+      else
+        for _, p in ipairs(RoomInstance.alive_players) do
+          local pile = p:getPileNameOfId(card.id)
+          if pile == pi then return true end
+        end
       end
     end
     return false
@@ -181,7 +186,7 @@ local function parseMatcher(str)
   end
 
   ret.suit = not table.contains(t[3], ".") and t[3] or nil
-  ret.place = not table.contains(t[4], ".") and t[4] or { "hand", "equip" }
+  ret.place = not table.contains(t[4], ".") and t[4] or nil
   ret.generalName = not table.contains(t[5], ".") and t[5] or nil
   ret.cardType = not table.contains(t[6], ".") and t[6] or nil
 
diff --git a/lua/core/player.lua b/lua/core/player.lua
index 1861e80e..ec6741fa 100644
--- a/lua/core/player.lua
+++ b/lua/core/player.lua
@@ -62,7 +62,7 @@ function Player:initialize()
   self.gender = General.Male
   self.seat = 0
   self.next = nil
-  self.phase = Player.PhaseNone
+  self.phase = Player.NotActive
   self.faceup = true
   self.chained = false
   self.dying = false
diff --git a/lua/core/skill_type/usable_skill.lua b/lua/core/skill_type/usable_skill.lua
index d6fe4c3e..d7edf41f 100644
--- a/lua/core/skill_type/usable_skill.lua
+++ b/lua/core/skill_type/usable_skill.lua
@@ -1,5 +1,6 @@
 ---@class UsableSkill : Skill
 ---@field max_use_time integer[]
+---@field expand_pile string
 local UsableSkill = Skill:subclass("UsableSkill")
 
 function UsableSkill:initialize(name, frequency)
diff --git a/lua/core/util.lua b/lua/core/util.lua
index 6f735de7..4d99321a 100644
--- a/lua/core/util.lua
+++ b/lua/core/util.lua
@@ -138,8 +138,8 @@ end
 ---@param n integer
 ---@return T|T[]
 function table.random(tab, n)
-  n = n or 1
   local n0 = n
+  n = n or 1
   if #tab == 0 then return nil end
   local tmp = {table.unpack(tab)}
   local ret = {}
@@ -148,7 +148,7 @@ function table.random(tab, n)
     table.insert(ret, table.remove(tmp, i))
     n = n - 1
   end
-  return n0 == 1 and ret[1] or ret
+  return n0 == nil and ret[1] or ret
 end
 
 ---@param delimiter string
diff --git a/lua/fk_ex.lua b/lua/fk_ex.lua
index 4589aada..ac051d39 100644
--- a/lua/fk_ex.lua
+++ b/lua/fk_ex.lua
@@ -45,6 +45,7 @@ local function readUsableSpecToSkill(skill, spec)
     spec.max_game_use_time or 9999,
   }
   skill.distance_limit = spec.distance_limit or skill.distance_limit
+  skill.expand_pile = spec.expand_pile
 end
 
 local function readStatusSpecToSkill(skill, spec)
diff --git a/lua/server/room.lua b/lua/server/room.lua
index f6256b9c..44457258 100644
--- a/lua/server/room.lua
+++ b/lua/server/room.lua
@@ -1489,7 +1489,7 @@ function Room:doCardEffect(cardEffectEvent)
 
     if event == fk.PreCardEffect then
       if cardEffectEvent.card.skill:aboutToEffect(self, cardEffectEvent) then return end
-      if cardEffectEvent.card.name == "slash" and
+      if cardEffectEvent.card.trueName == "slash" and
         not (
           cardEffectEvent.disresponsive or
           cardEffectEvent.unoffsetable or
diff --git a/packages/standard/init.lua b/packages/standard/init.lua
index 860ed61f..3f8217dc 100644
--- a/packages/standard/init.lua
+++ b/packages/standard/init.lua
@@ -168,7 +168,7 @@ local luoyi = fk.CreateTriggerSkill{
     end
 
     local c = data.card
-    return c and c.name == "slash" or c.name == "duel"
+    return c and c.trueName == "slash" or c.name == "duel"
   end,
   on_refresh = function(self, event, target, player, data)
     local room = player.room
@@ -344,7 +344,7 @@ local paoxiaoAudio = fk.CreateTriggerSkill{
   refresh_events = {fk.CardUsing},
   can_refresh = function(self, event, target, player, data)
     return target == player and player:hasSkill(self.name) and
-      data.card.name == "slash" and
+      data.card.trueName == "slash" and
       player:usedCardTimes("slash") > 1
   end,
   on_refresh = function(self, event, target, player, data)
@@ -359,7 +359,7 @@ local paoxiaoAudio = fk.CreateTriggerSkill{
 local paoxiao = fk.CreateTargetModSkill{
   name = "paoxiao",
   residue_func = function(self, player, skill, scope)
-    if player:hasSkill(self.name) and skill.name == "slash_skill"
+    if player:hasSkill(self.name) and skill.trueName == "slash_skill"
       and scope == Player.HistoryPhase then
       return 999
     end
@@ -411,7 +411,7 @@ local kongcheng = fk.CreateProhibitSkill{
   name = "kongcheng",
   is_prohibited = function(self, from, to, card)
     if to:hasSkill(self.name) and to:isKongcheng() then
-      return card.name == "slash" or card.name == "duel"
+      return card.trueName == "slash" or card.name == "duel"
     end
   end,
 }
@@ -426,7 +426,7 @@ local longdan = fk.CreateViewAsSkill{
   card_filter = function(self, to_select, selected)
     if #selected == 1 then return false end
     local c = Fk:getCardById(to_select)
-    return c.name == "slash" or c.name == "jink"
+    return c.trueName == "slash" or c.name == "jink"
   end,
   view_as = function(self, cards)
     if #cards ~= 1 then
@@ -434,7 +434,7 @@ local longdan = fk.CreateViewAsSkill{
     end
     local _c = Fk:getCardById(cards[1])
     local c
-    if _c.name == "slash" then
+    if _c.trueName == "slash" then
       c = Fk:cloneCard("jink")
     elseif _c.name == "jink" then
       c = Fk:cloneCard("slash")
@@ -460,7 +460,7 @@ local tieqi = fk.CreateTriggerSkill{
   events = {fk.TargetSpecified},
   can_trigger = function(self, event, target, player, data)
     return target == player and player:hasSkill(self.name) and
-      data.card.name == "slash"
+      data.card.trueName == "slash"
   end,
   on_use = function(self, event, target, player, data)
     local room = player.room
@@ -563,7 +563,7 @@ local keji = fk.CreateTriggerSkill{
       return false
     end
     if event == fk.CardResponding then
-      return data.card.name == "slash"
+      return data.card.trueName == "slash"
     elseif event == fk.EventPhaseStart then
       return player.phase == player.NotActive
     end
@@ -658,7 +658,7 @@ local liuli = fk.CreateTriggerSkill{
   events = {fk.TargetConfirming},
   can_trigger = function(self, event, target, player, data)
     local ret = target == player and player:hasSkill(self.name) and
-      data.card.name == "slash"
+      data.card.trueName == "slash"
     if ret then
       self.target_list = {}
       local room = player.room
@@ -865,7 +865,7 @@ local wushuang = fk.CreateTriggerSkill{
   end,
   on_use = function(self, event, target, player, data)
     data.fixedResponseTimes = data.fixedResponseTimes or {}
-    if data.card.name == "slash" then
+    if data.card.trueName == "slash" then
       data.fixedResponseTimes["jink"] = 2
     else
       data.fixedResponseTimes["slash"] = 2
diff --git a/packages/standard_cards/init.lua b/packages/standard_cards/init.lua
index a62a6434..286c13aa 100644
--- a/packages/standard_cards/init.lua
+++ b/packages/standard_cards/init.lua
@@ -675,7 +675,7 @@ local crossbowAudio = fk.CreateTriggerSkill{
   refresh_events = {fk.CardUsing},
   can_refresh = function(self, event, target, player, data)
     return target == player and player:hasSkill(self.name) and
-      data.card.name == "slash" and
+      data.card.trueName == "slash" and
       player:usedCardTimes("slash") > 1
   end,
   on_refresh = function(self, event, target, player, data)
@@ -688,7 +688,7 @@ local crossbowSkill = fk.CreateTargetModSkill{
   name = "#crossbow_skill",
   attached_equip = "crossbow",
   residue_func = function(self, player, skill, scope)
-    if player:hasSkill(self.name) and skill.name == "slash_skill"
+    if player:hasSkill(self.name) and skill.trueName == "slash_skill"
       and scope == Player.HistoryPhase then
       return 999
     end
@@ -727,7 +727,7 @@ local iceSwordSkill = fk.CreateTriggerSkill{
   events = {fk.DamageCaused},
   can_trigger = function(self, event, target, player, data)
     return target == player and player:hasSkill(self.name) and
-      data.card and data.card.name == "slash" and not data.to:isNude()
+      data.card and data.card.trueName == "slash" and not data.to:isNude()
   end,
   on_use = function(self, event, target, player, data)
     local room = player.room
@@ -760,7 +760,7 @@ local doubleSwordsSkill = fk.CreateTriggerSkill{
   events = {fk.TargetSpecified},
   can_trigger = function(self, event, target, player, data)
     return target == player and player:hasSkill(self.name) and
-      data.card and data.card.name == "slash" and
+      data.card and data.card.trueName == "slash" and
       (player.room:getPlayerById(data.to).gender ~= player.gender)
   end,
   on_use = function(self, event, target, player, data)
@@ -792,7 +792,7 @@ local bladeSkill = fk.CreateTriggerSkill{
   can_trigger = function(self, event, target, player, data)
     if not player:hasSkill(self.name) then return end
     local use = data ---@type CardUseStruct
-    if use.card.name == "jink" and use.toCard and use.toCard.name == "slash" then
+    if use.card.name == "jink" and use.toCard and use.toCard.trueName == "slash" then
       local effect = use.responseToEvent
       return effect.from == player.id
     end
@@ -860,7 +860,7 @@ local axeSkill = fk.CreateTriggerSkill{
   can_trigger = function(self, event, target, player, data)
     if not player:hasSkill(self.name) then return end
     local effect = data ---@type CardEffectEvent
-    return effect.card.name == "slash" and effect.from == player.id
+    return effect.card.trueName == "slash" and effect.from == player.id
   end,
   on_cost = function(self, event, target, player, data)
     local room = player.room
@@ -887,7 +887,7 @@ local halberdAudio = fk.CreateTriggerSkill{
   refresh_events = {fk.CardUsing},
   can_refresh = function(self, event, target, player, data)
     return target == player and player:hasSkill(self.name) and
-      data.card.name == "slash" and #TargetGroup:getRealTargets(data.tos) > 1
+      data.card.trueName == "slash" and #TargetGroup:getRealTargets(data.tos) > 1
   end,
   on_refresh = function(self, event, target, player, data)
     local room = player.room
@@ -899,7 +899,7 @@ local halberdSkill = fk.CreateTargetModSkill{
   name = "#halberd_skill",
   attached_equip = "halberd",
   extra_target_func = function(self, player, skill, card)
-    if player:hasSkill(self.name) and skill.name == "slash_skill"
+    if player:hasSkill(self.name) and skill.trueName == "slash_skill"
       and #player:getCardIds(Player.Hand) == 1
       and player:getCardIds(Player.Hand)[1] == card.id then
       return 2
@@ -926,7 +926,7 @@ local kylinBowSkill = fk.CreateTriggerSkill{
   events = {fk.DamageCaused},
   can_trigger = function(self, event, target, player, data)
     local ret = target == player and player:hasSkill(self.name) and
-      data.card and data.card.name == "slash"
+      data.card and data.card.trueName == "slash"
     if ret then
       ---@type ServerPlayer
       local to = data.to
@@ -1023,7 +1023,7 @@ local niohShieldSkill = fk.CreateTriggerSkill{
   can_trigger = function(self, event, target, player, data)
     local effect = data ---@type CardEffectEvent
     return player.id == effect.to and player:hasSkill(self.name) and
-      effect.card.name == "slash" and effect.card.color == Card.Black
+      effect.card.trueName == "slash" and effect.card.color == Card.Black
   end,
   on_use = function() return true end,
 }
diff --git a/qml/Pages/RoomElement/Dashboard.qml b/qml/Pages/RoomElement/Dashboard.qml
index 713d9ab1..c2d9257f 100644
--- a/qml/Pages/RoomElement/Dashboard.qml
+++ b/qml/Pages/RoomElement/Dashboard.qml
@@ -160,10 +160,13 @@ RowLayout {
         }
       });
 
+      // Must manually analyze pattern here
+      let pile_list = cname.split("|")[4];
       let pile_data = JSON.parse(Backend.callLuaFunction("GetAllPiles", [selfPhoto.playerid]));
-      if (!(pile_data instanceof Array)) {
-        for (let pile_name in pile_data) {
-          pile_data[pile_name].forEach(cid => {
+      if (pile_list && pile_list !== "." && !(pile_data instanceof Array)) {
+        pile_list = pile_list.split(",");
+        for (let pile_name of pile_list) {
+          pile_data[pile_name] && pile_data[pile_name].forEach(cid => {
             if (JSON.parse(Backend.callLuaFunction(
               "CardFitPattern",
               [cid, cname]
@@ -180,7 +183,7 @@ RowLayout {
       handcardAreaItem.enableCards(ids);
       return;
     }
-    // TODO: expand pile
+
     let ids = [], cards = handcardAreaItem.cards;
     for (let i = 0; i < cards.length; i++) {
       if (JSON.parse(Backend.callLuaFunction("CanUseCard", [cards[i].cid, Self.id])))
@@ -251,22 +254,19 @@ RowLayout {
       }
     })
 
-    let pile_data = JSON.parse(Backend.callLuaFunction("GetAllPiles", [selfPhoto.playerid]));
-    if (!(pile_data instanceof Array)) {
-      for (let pile_name in pile_data) {
-        pile_data[pile_name].forEach(cid => {
-          if (JSON.parse(Backend.callLuaFunction(
-            "ActiveCardFilter",
-            [pending_skill, cid, pendings, targets]
-          ))) {
-            enabled_cards.push(cid);
-            if (!expanded_piles[pile_name]) {
-              expandPile(pile_name);
-            }
-          }
-        });
+    let pile = Backend.callLuaFunction("GetExpandPileOfSkill", [pending_skill]);
+    let pile_ids = JSON.parse(Backend.callLuaFunction("GetPile", [selfPhoto.playerid, pile]));
+    pile_ids.forEach(cid => {
+      if (JSON.parse(Backend.callLuaFunction(
+        "ActiveCardFilter",
+        [pending_skill, cid, pendings, targets]
+      ))) {
+        enabled_cards.push(cid);
+        if (!expanded_piles[pile_name]) {
+          expandPile(pile_name);
+        }
       }
-    }
+    });
 
     handcardAreaItem.enableCards(enabled_cards);
 
diff --git a/src/core/packman.cpp b/src/core/packman.cpp
index 442a0d94..8e432d81 100644
--- a/src/core/packman.cpp
+++ b/src/core/packman.cpp
@@ -195,8 +195,8 @@ int PackMan::clone(const QString &u) {
   int error = git_clone(&repo, url.toUtf8(), fileName.toUtf8(), &opt);
   if (error < 0) {
     GIT_FAIL;
-    QDir(fileName).removeRecursively();
-    QDir(".").rmdir(fileName);
+    // QDir(fileName).removeRecursively();
+    // QDir(".").rmdir(fileName);
   } else {
     if (Backend == nullptr)
       printf("\n");