Written by 5 year olds? Ancient interdimensional aliens, machine planets that control time, and a dozen other things I don't feel like mentioning. Then bo has zombies. Do you know what else has zombies? Every single zombie game and movie and book ever. Resident evil, dead space, silent, and way too many other games and series to even try to list. 3ven minecraft has zombies. But you're right, zombies is clearly a new, genius step forward in storytelling. Idiot.