Instructions and controls: At the start of the game, you will get to choose how many players will play and on what terrain the battle will happen. When the game starts, the active player can move his tank using the left and right arrow keys. Adjust the cannon using the up and down arrow keys. Page up and page down keys adjust the power of your shot. Change weapons using the Q and W keys. Hit the space bar to fire. You can also play using only your mouse by clicking the buttons at the interface on top of the game screen. Purchase more ammunition and upgrades after each battle.