Game description: Defend earth from the constant onslaught of alien attackers! Earn points for every monster defeated and try to get into the high score table. Be sure to read the "How to Play" section if you haven't played b... (more)

Game description:

Defend earth from the constant onslaught of alien attackers! Earn points for every monster defeated and try to get into the high score table. Be sure to read the "How to Play" section if you haven't played before.