diff --git a/app/rpgmodule.cpp b/app/rpgmodule.cpp
index 301576e..bbfe8f0 100644
--- a/app/rpgmodule.cpp
+++ b/app/rpgmodule.cpp
@@ -200,8 +200,41 @@ bool RPGModule::messageHandler(Message msg)
                 RPGCharacter *c = charList.get(paramList[2].toStdString());
                 if(c != NULL)
                 {
-                    playerJoin(getUsers()->getFromNick(msg.nick), c);
-                    answer = say(QString("%1 joins the RPG as %2").arg(msg.nick).arg(paramList[2]));
+                    if(c->password.compare(paramList[3]) == 0)
+                    {
+                        playerJoin(getUsers()->getFromNick(msg.nick), c);
+                        answer = say(QString("%1 joins the RPG as %2").arg(msg.nick).arg(paramList[2]));
+                    }
+                    else
+                        privateSay(QString("ERROR : Wrong password"), msg.nick);
+                }
+                else
+                    answer = privateSay(QString("ERROR : Character name \"%1\" does not exists").arg(paramList[2]), msg.nick);
+            }
+            return true;
+        }
+        else if(msg.args.startsWith("!rpg delete") && !msg.target.contains(getChan()))
+        {
+            QStringList paramList = msg.args.split(' ');
+            if(paramList.size() != 4)
+                answer = privateSay("usage : !rpg delete [name of character] [password]", msg.nick);
+            else
+            {
+                RPGCharacter *c = charList.get(paramList[2].toStdString());
+                if(c != NULL)
+                {
+                    if(c->password.compare(paramList[3]) == 0)
+                    {
+                        for(const std::pair<User*, RPGCharacter*> &it : charOnline)
+                        {
+                            if(it.second == c)
+                                charOnline.erase(it.first);
+                        }
+                        charList.erase(paramList[2].toStdString());
+                        answer = say(QString("Character %2 has been deleted").arg(paramList[2]));
+                    }
+                    else
+                        privateSay(QString("ERROR : Wrong password"), msg.nick);
                 }
                 else
                     answer = privateSay(QString("ERROR : Character name \"%1\" does not exists").arg(paramList[2]), msg.nick);
@@ -238,17 +271,6 @@ bool RPGModule::messageHandler(Message msg)
                 return true;
             }
         }
-        else if(msg.args.compare("!rpg debug") == 0 && src->isOp())
-        {
-            QString str;
-            for(const std::string &name : charList.names)
-                str.append(name.c_str()).append(" ");
-            if(!str.isEmpty())
-            {
-                answer = say(str);
-                return true;
-            }
-        }
         else if(msg.args.compare("!rpg reset") == 0 && src->isOp())
         {
             charList.data.clear();
@@ -285,20 +307,12 @@ bool RPGModule::messageHandler(Message msg)
             answer = say("you look around and you find a walnut.");
             return true;
         }
-        else if(msg.args.compare("break walnut") == 0)
-        {
-            answer = say("you use a rock to break the walnut, there is a walnut kernel inside.");
-            return true;
-        }
-        else if(msg.args.compare("eat walnut kernel") == 0)
-        {
-            answer = say("you eat the walnut kernel, and you feel repleted.");
-            return true;
-        }
         else if(msg.args.compare("!rpg help") == 0)
         {
-            answer = privateSay("Create new character (works only in private message) : !rpg register [name of character] [password]", msg.nick);
+            answer = privateSay("Commands : register, join, delete, leave, save, stats, list", msg.nick);
+            answer += privateSay("Create new character (works only in private message) : !rpg register [name of character] [password]", msg.nick);
             answer += privateSay("Join game with character (works only in private message) : !rpg join [name of character] [password]", msg.nick);
+            answer += privateSay("Delete character (works only in private message) : !rpg delete [name of character] [password]", msg.nick);
             answer += privateSay("leave the game : !rpg leave", msg.nick);
             answer += privateSay("show your stats : !rpg stats", msg.nick);
             answer += privateSay("show all in-game players : !rpg list", msg.nick);
diff --git a/app/rpgmodule.h b/app/rpgmodule.h
index e05369a..592805c 100644
--- a/app/rpgmodule.h
+++ b/app/rpgmodule.h
@@ -99,7 +99,15 @@ public:
             return NULL;
     }
     
-    // TODO serialization
+    void erase(const std::string &name)
+    {
+        data.erase(name);
+        for(auto it = names.begin(); it != names.end(); ++it)
+        {
+            if(*it == name)
+                names.erase(it);
+        }
+    }
 };
 
 class RPGModule : public Module