Re: X-Men 4: Age of Apocalypse
I think there's a way for Emma Frost to be in the X-Men team and in the modern (present) times. For example, she accidentally traveled to the future with Wolverine and the other people in DOFP.
WOLVERINE X CYCLOPS X STORM X ROGUE X ICEMAN X PROFESSOR X
X-MEN - FANTASTIC FOUR
R I 5 3
MISTER FANTASTIC 4 INVISIBLE WOMAN 4 THE THING 4 HUMAN TORCH