Who created the film franchise that became basis for the crossover science fiction first-person shooter computer game franchise developed by Rebellion Developments along with "Alien?" 
Aliens versus Predator (1999 video game):  It is a part of the "Alien" and "Predator" crossover franchise, "Alien vs. Predator". Predator (franchise): The Predator film series is a science fiction action horror film franchise based on a race of fictional extraterrestrials created by Jim Thomas and John Thomas.
i don't know