Zombies Space HD is a game that combines a first-person shooter with the mechanics of a space game. You play the role of a spaceship pilot, and your goal is to reach the Earth base in the sky. On the way, you must kill all the zombies on board and then defeat the boss.

You have a huge amount of weapons at your disposal, and you must use them to defeat the hordes of zombies. You can also get some help on the way from the other players, and they will be able to guide you and assist you in the battle.