[Dolby]

pawn Код:

//Top:
new Name[MAX_PLAYERS][MAX_PLAYER_NAME];
new bool:Changed[MAX_PLAYERS];
//Command
CMD:wolf(playerid,params[])
{
     if(Changed[playerid] == false)
     {
          GetPlayerName(playerid,Name[playerid],24);
          SetPlayerName(playerid,"Wolf");
          Changed[playerid] = true;
          return 1;
     }
     else
     {
          SetPlayerName(playerid,Name[playerid]);
          Changed[playerid] = false;
          return 1;
     }
     return 1;
}

Try.