Tank Trouble is one of the greatest tank game which you can play online for free. The most interesting thing about this game is that up to 3 players can play this game for the same time. You can even play against computer (Laika). The basic controls for Tank Trouble game are :
Controls for Player : [E][S][D][F] – control, [Q] – shoot.
Controls for Player : [Arrows] – control, [M] – shoot.
Controls for Player : [Mouse]- control, [click] – shoot.