it's a real funny game were you can fight against each other, with one keyboard. find the secret level (it has something to do with level 3). if you find it you will need teamwork. if you play level 9 you have 999999 bullets so no worries for getting more bullets at you're base. (at level 1 there is a portal for player 2 on the right side of the screen just walk of the screen.

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