diff --git a/game/game.js b/game/game.js
index 9a19a547e..031f9e7ae 100755
--- a/game/game.js
+++ b/game/game.js
@@ -2309,6 +2309,12 @@
 							map.free_choose.hide();
 							map.double_character_jiange.hide();
 						}
+                        if(config.versus_mode=='two'){
+                            map.replace_handcard_two.show();
+                        }
+                        else{
+                            map.replace_handcard_two.hide();
+                        }
 					},
 					versus_mode:{
 						name:'游戏模式',
@@ -2316,6 +2322,7 @@
 						item:{
 							standard:'标准',
 							jiange:'剑阁',
+                            two:'<span style="display:inline-block;width:100%;text-align:center">2v2</span>',
 							four:'<span style="display:inline-block;width:100%;text-align:center">4v4</span>'
 						},
 						restart:true,
@@ -2367,6 +2374,11 @@
 						init:false,
 						frequent:true,
 					},
+                    replace_handcard_two:{
+                        name:'末位可换牌',
+                        init:true,
+                        frequent:true,
+                    },
 					ban_weak:{
 		                name:'屏蔽弱将',
 						init:true,
@@ -12995,43 +13007,64 @@
                     }
                 }
             }
-            next.content=function(){
-                'step 0'
-                var send=function(){
-                    game.me.chooseBool('是否置换手牌？');
-                    game.resume();
-                };
-                var sendback=function(result,player){
+            if(_status.connectMode){
+                next.content=function(){
+                    'step 0'
+                    var send=function(){
+                        game.me.chooseBool('是否置换手牌？');
+                        game.resume();
+                    };
+                    var sendback=function(result,player){
+                        if(result&&result.bool){
+                            var hs=player.get('h')
+                            game.broadcastAll(function(player,hs){
+                                for(var i=0;i<hs.length;i++){
+                                    ui.discardPile.appendChild(hs[i]);
+                                }
+                            },player,hs);
+                            player.directgain(get.cards(hs.length));
+                        }
+                    };
+                    for(var i=0;i<event.players.length;i++){
+                        if(event.players[i].isOnline()){
+                            event.withol=true;
+                            event.players[i].send(send);
+                            event.players[i].wait(sendback);
+                        }
+                        else if(event.players[i]==game.me){
+                            event.withme=true;
+                            game.me.chooseBool('是否置换手牌？');
+                            game.me.wait(sendback);
+                        }
+                    }
+                    'step 1'
+                    if(event.withme){
+                        game.me.unwait(result);
+                    }
+                    'step 2'
+                    if(event.withol&&!event.resultOL){
+    					game.pause();
+    				}
+                }
+            }
+            else{
+                next.content=function(){
+                    'step 0'
+                    if(event.players.contains(game.me)){
+                        game.me.chooseBool('是否置换手牌？');
+                    }
+                    else{
+                        event.finish();
+                    }
+                    'step 1'
                     if(result&&result.bool){
-                        var hs=player.get('h')
-                        game.broadcastAll(function(player,hs){
-                            for(var i=0;i<hs.length;i++){
-                                ui.discardPile.appendChild(hs[i]);
-                            }
-                        },player,hs);
-                        player.directgain(get.cards(hs.length));
-                    }
-                };
-                for(var i=0;i<event.players.length;i++){
-                    if(event.players[i].isOnline()){
-                        event.withol=true;
-                        event.players[i].send(send);
-                        event.players[i].wait(sendback);
-                    }
-                    else if(event.players[i]==game.me){
-                        event.withme=true;
-                        game.me.chooseBool('是否置换手牌?');
-                        game.me.wait(sendback);
+                        var hs=game.me.get('h')
+                        for(var i=0;i<hs.length;i++){
+                            ui.discardPile.appendChild(hs[i]);
+                        }
+                        game.me.directgain(get.cards(hs.length));
                     }
                 }
-                'step 1'
-                if(event.withme){
-                    game.me.unwait(result);
-                }
-                'step 2'
-                if(event.withol&&!event.resultOL){
-					game.pause();
-				}
             }
         },
         removeCard:function(name){
@@ -15748,7 +15781,7 @@
 					lib.card.list.push([suits[Math.floor(Math.random()*suits.length)],Math.ceil(Math.random()*13),name]);
 				}
 			}
-			var packname='mode_extension_'+packagename;
+			var packname='mode_extension_'+extname;
 			if(!lib.cardPack[packname]){
 				lib.cardPack[packname]=[];
 				lib.translate[packname+'_card_config']=extname;
@@ -15758,7 +15791,7 @@
         addCardPack:function(pack,packagename){
             var extname=_status.extension||'扩展';
             packagename=packagename||extname;
-			var packname='mode_extension_'+extname;
+			var packname='mode_extension_'+packagename;
 			lib.cardPack[packname]=[];
 			lib.translate[packname+'_card_config']=packagename;
             for(var i in pack){
diff --git a/game/update.js b/game/update.js
index 4d5eb695e..ac7a77439 100644
--- a/game/update.js
+++ b/game/update.js
@@ -1,12 +1,10 @@
 window.noname_update={
-    version:'1.8.10.5',
+    version:'1.8.11',
     changeLog:[
-        '修bug',
+        '单机2v2',
     ],
     files:{
-        global:['game/game.js','game/phantom.js','mode/stone.js','character/hearth.js','character/swd.js','theme/simple/style.css'],
-        '1.8.10.2':['mode/guozhan.js'],
-        '1.8.10.3':['character/sp.js','layout/default/layout.css'],
-        '1.8.10.4':[],
+        global:['mode/versus.js'],
+        '1.8.10.5':[],
     }
 }
diff --git a/mode/versus.js b/mode/versus.js
index ee4295998..3a08c1c1f 100755
--- a/mode/versus.js
+++ b/mode/versus.js
@@ -38,6 +38,9 @@ mode.versus={
 			game.prepareArena(8);
 			// game.pause();
 		}
+		else if(_status.mode=='two'){
+			game.prepareArena(4);
+		}
 		else{
 			if(lib.storage.choice==undefined) game.save('choice',20);
 			if(lib.storage.zhu==undefined) game.save('zhu',true);
@@ -93,6 +96,9 @@ mode.versus={
 			}
 			game.chooseCharacterFour();
 		}
+		else if(_status.mode=='two'){
+			game.chooseCharacterTwo();
+		}
 		else if(_status.mode=='jiange'){
 			var list=['shumech','shu','shuboss','shu','wei','weiboss','wei','weimech'];
 			var pos=Math.floor(Math.random()*8);
@@ -177,7 +183,19 @@ mode.versus={
 			event.finish();
 		}
 		else{
-			if(_status.mode=='four'){
+			if(_status.mode=='two'){
+				_status.first_less=true;
+				var firstChoose=game.players.randomGet();
+				if(firstChoose.next.side==firstChoose.side){
+					firstChoose=firstChoose.next;
+				}
+				game.gameDraw(firstChoose);
+				if(get.config('replace_handcard_two')){
+					game.replaceHandcards(firstChoose.previous);
+				}
+				game.phaseLoop(firstChoose);
+			}
+			else if(_status.mode=='four'){
 				game.gameDraw(_status.firstAct,function(player){
 					if(player==_status.firstAct.previousSeat){
 						return 5;
@@ -511,6 +529,46 @@ mode.versus={
 				game.addRecentCharacter(game.me.name,game.me.name2);
 			};
 		},
+		chooseCharacterTwo:function(){
+			var next=game.createEvent('chooseCharacter',false);
+			next.content=function(){
+				'step 0'
+				var bool=Math.random()<0.5;
+				var bool2=Math.random()<0.5;
+				var ref=game.players[0];
+
+				ref.side=bool;
+				ref.next.side=bool2;
+				ref.next.next.side=!bool;
+				ref.previous.side=!bool2;
+				for(var i=0;i<game.players.length;i++){
+					if(game.players[i].side==game.me.side){
+						game.players[i].node.identity.firstChild.innerHTML='友';
+					}
+					else{
+						game.players[i].node.identity.firstChild.innerHTML='敌';
+					}
+					game.players[i].node.identity.dataset.color=game.players[i].side+'zhu';
+				}
+				var list=[];
+				for(i in lib.character){
+					if(!lib.filter.characterDisabled(i)){
+						list.push(i);
+					}
+				}
+				var choose=[];
+				event.list=list;
+				var dialog=ui.create.dialog('选择角色',[list.randomRemove(7),'character']);
+				game.me.chooseButton(true,dialog);
+				'step 1'
+				game.me.init(result.links[0]);
+				for(var i=0;i<game.players.length;i++){
+					if(game.players[i]!=game.me){
+						game.players[i].init(event.list.randomRemove());
+					}
+				}
+			}
+		},
 		chooseCharacterFour:function(){
 			var next=game.createEvent('chooseCharacter',false);
 			next.ai=function(player,list,list2){
@@ -2455,6 +2513,30 @@ mode.versus={
 						}
 						return;
 					}
+					else if(_status.mode=='two'){
+						var friend;
+						for(var i=0;i<game.players.length;i++){
+							if(game.players[i].side==this.side){
+								friend=game.players[i];break;
+							}
+						}
+						if(friend){
+							var next=game.createEvent('versusDraw');
+							next.content=function(){
+								'step 0'
+								player.chooseBool('是否摸一张牌？');
+								'step 1'
+								if(result.bool){
+									player.draw();
+								}
+							};
+							next.player=friend;
+						}
+						else{
+							game.over(this.side!=game.me.side);
+						}
+						return;
+					}
 					else if(_status.mode=='jiange'){
 						if(get.population('wei')==0){
 							game.over(game.me.identity=='shu');