Suggestions by @adams

Jaden Smith

as Spyke in X-Men (MCU)

Timothée Chalamet

as Nightcrawler in X-Men (MCU)

Adam DiMarco

as Alex Claremont-Diaz in Red, White & Royal Blue

Zac Efron

as Wolverine in X-Men

Dylan O'Brien

as Cyclops in X-Men

Shailene Woodley

as Jean Grey in X-Men

Viggo Mortensen

as Magneto in X-Men (MCU)

Ralph Fiennes

as Professor X in X-Men (MCU)

Dianna Agron

as Allison Blaire in X-Men (MCU)

Peyton Elizabeth Lee

as Jubilee in X-Men (MCU)

Jeremy Allen White

as Pyro in X-Men (MCU)

Jack Black

as Beast in X-Men (MCU)

Sofia Boutella

as Mystique in X-Men (MCU)

Diana Silvers

as Shadowcat in X-Men (MCU)

Brandon Flynn

as Iceman in X-Men (MCU)

Zac Efron

as Wolverine in X-Men (MCU)

KiKi Layne

as Storm in X-Men (MCU)

Shailene Woodley

as Jean Grey in X-Men (MCU)

Peyton Reed

as Director in Fantastic Four (MCU)

John Krasinski

as Reed Richards in Fantastic Four (MCU)