Takes the Mutant Chronicles: Siege on the Citadel and attempts to recreate it in Alien Assault. Theres similarities between this and both the Space Crusade...
Inspired by the game Space Hulk, it allows you to play as alien assault team taking on a derelict space ships infested with deadly aliens. Through many long years of training, equipped with specialized armor/weapons, each unit is tasked to take on the most dangerous alien species ever encountered.
You can play custom campaign missions
checkout some other mods: