Mothership Zeta takes Fallout 3 into the unknown in the direction of outer space. Avoid all the alien abductors and fight your way off the Mothership Zeta which is orbiting Earth miles above the Capital Wasteland. Team up with new characters in a bid to escape the Aliensâ€™ clutches. Try out new weapons such as the Alien Atomizer, Alien Disintegrator and Drone Cannon and kit yourself out in the brand new outfits like the Gemini-Era Spacesuit and even try out the Samurai Armor.
A strange Alien Signal is being broadcast throughout the Capital Wasteland and it appears to be coming from the crashed UFO. Is someone needing your help or is it a simple sinister plot to entrap you?. Fight your way to the bridge of the ship and secure your escape. Explore the vast Mothership and learn the secrets of the Aliens Master plan. Take over the Alien ship before it causes havoc onto the unsuspecting Earth below. Fight against the Alien Invaders, their strange robot drones and turn their own horrible experiments against them. Do you have what it takes to win the fight?.