Get ready to fight through hoards of alien beasts as they mercilessly attack the Earth. Blast through eight huge missions as you prove who's boss, once and for all. With fantastic weapons, a progressive system of bonuses and brilliant locations, the excitement never stops. The explosions will blow you away, so you fire up your laser and get to work. This version is the first release on CNET Download.com.
What's new in this version:
This version is the first release on CNET Download.com.