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.
X-MEN: FEMME FATALE
Storm | Phoenix | Rogue | Psylocke | Polaris | Dazzler
Emma Sage Kitty Jubilee M Husk Marrow Cecilia Blink Lifeguard Stacy