Zatacka is an odd, German game in which you can control six lines, using the F1-F6 buttons. Curve the lines to avoid barriers, other lines and the walls. It's really as simple as that.
Take Mario's side in a bet against Luigi that he can defeat more of Bowser's army than his brother! Use the many weapons given to you by Toad and attempt to wipe the screen clean as waves of familiar enemies try to take your lives.