From PC or Mac:
Use left and right arrow keys to move the tank. Press SPACE bar to shoot.
If you have a Gamepad use the left joystick or the D-Pad to move the tank. Press the A button or the RIGHT trigger to shoot.
On the mobile devices: touch the screen to start the game.
Use the Arrow in the left down corner to move the tank. Touch the FIRE button to shoot.
Destroy all the Asteroids if an asteroid land you will loose point, if a bomb touch the the tank or land you loose one tank.
There are three power ups:
1 - Blue sphere: give you an extra tank
2 - Red sphere: multiple shoots
3 - Yellow sphere: your tank will increase it's speed
Every power up exclude the others.