Metalbeard 9000 - Advanced AI, loaded with mechanical weapons, laser rockets and proton blasters. Absolutely unbeatable, as long as it does not run out of fuel...
Fury - Chemist and fuel-master, always cooking up new formulas to improve the efficiency of the highly radioactive fuel that is needed to keep MetalBeard 9000 running.
Sozeb - Treasurer extraordinaire, permanently tied to the loot. Turned into gold himself and shoots diamonds from a modified hand cannon.
Ablabius - Assassin, android that's stuck in the past and only uses a crossbow and sword. Surprisingly silent and effective, even with its wooden leg.
Donar - Warrior, specialized in medieval weapons and retro space guns.
Hanzo - Watched too many ninja movies