Re: Team-Up Movies?
Mr. Sinister and Apocalypse fit more in the main X-Men films because I feel like those two has the potential to be a big threat to the X-Men. And in the cartoons and videogames, they are like always the next big villain after Magneto.
X-MEN RI5E' MUTANT OF THE MONTH | JEAN GREY | PORTRAYED BY FAMKE JANNSEN
"All kind of things." - X1
"This is the only way" - X2
"Kill me before I kill someone else" - X3
"Where else would I be?" - X4