This is actually a 3-in-1 steam key which has Cyborg Detonator + Beast Blaster + Zombie Boom together in it. However, if the steam keys does not work or it only contains 1 game only, please do message me in the comments or add me on steam via this link: http://steamcommunity.com/id/blackkri/ and I'll replace it with another steam key. Good Luck, Have Fun! (^_^)_b