FEATURES:
- INFILTRATE subterranean strongholds manned by cunning bipedal aliens and their mind-blasting hellions!
- Recharging MegaNades, and an earth-shaking machine gun rip DESTRUCTIBLE environments to hand-drawn bits!
- Dozens of CHALLENGE-ROOM style gameplay with a zoom function that let's in you close or zooms out to see all the action!
- Battle tricky aliens that can run, dodge, take pot-shots and throw grenades to blow you to bits!
- 2-PLAYER LOCAL COOP so you can share the alien-stomping, grenade tossing joy!
- Blast screen-filling bosses deep, deep down in the unexplored depths!
- Multiple difficulty modes, and gameplay speed control to find just the right challenge!
- New for Steam version - Steam Leaderboards, Achievements, and Trading Cards!
- Hand-drawn, SILKY-SMOOTH effect animations just like Mom used to make! (If your mom was SNK)
