Como jogar

Move left and right along the bottom, fire upward and leave yourself room to dodge incoming shots. Collect rapid-fire and life bonuses when the route is safe rather than crossing every attack to reach a pickup.

Fases e modos

Escalating enemy waves include a larger boss every fifth wave. Particles and synthesized sound accompany the combat, and the browser keeps a local high score. This is a wave-based score challenge, not a free-moving FPS.