The fourth installment of the City Siege franchise and the first to be set on another planet. Arm yourself with advanced units and lazer guns and take on the evil plants from this crazy world.

Blow away aliens in Alien Showdown using a variety of powerful weapons.

This skinny freak was either 900lbs or is part alien.

Numerous hostile aliens are inhabiting tunnels deep in the earth. Your mission being a Cy-Clone Orb is to destroy all of them! You have the ability to clone the aliens to make use of their own weapons. Very Cool Game!

Defend your base from huge hordes of alien critters. Bombard them with cannons, lasers, and more while upgrading your base so you can survive the onslaught.

Ever played a game where you really liked the boss, and wish there was more to him? This is the game for you! Control a tiny spaceship as you fight against a powerful boss that has over 20 different attack patterns in store for you.

What the hell is that thing!

There was a random alien sighting caught on tape.

Help the alien survive on the Earth!

The night has come. You and your alien friends came to earth and need to do some tests. Fly through each level collecting stars, avoiding bombs and abducting all the cows.