Question: In what year did the film release that introduced the titular extraterrestrial race that duels with Batman in the comic book crossover "Batman Versus Predator"?
Sentence (from "Predator (franchise)"): Produced by 20th Century Fox, the series started in 1987 with the film "Predator", which led to two sequels and novel, comic book and video game spin-offs.
Relevant evidence: Yes