Originally Posted by Angamb
the question is a bit wrong. Rogue, Erik and Mystique aren't eliminated.
Yeah, but they're sort of "cut out of the picture" now that they're humans. They're all easy to bring back, but they did end the third movie "out of commission".
It would be easy to keep Xavier out of the next movie. Just say that the extra scene at the end of X3 was a little tidbit for fans, and not something that really happened in the storyline.