Suggestions by @christopherthelegend

Jamie Dornan

as Hawkman in Justice League

Liam Hemsworth

as Hawkman in Justice League

Daniel Kaluuya

as Martian Manhunter in Justice League

Sterling K. Brown

as Martian Manhunter in Justice League

Armie Hammer

as Green lantern in Justice League

John Boyega

as Cyborg in Justice League

Jensen Ackles

as Green lantern in Justice League

Jason Momoa

as Aquaman in Justice League

Lucas Till

as The Flash in Justice League

Gal Gadot

as Wonder Woman in Justice League

Matt Bomer

as Superman in Justice League

Robert Pattinson

as Batman in Justice League

Milo Gibson

as Logan in MCU X-men

Dylan O'Brien

as Dick Grayson in Nightwing season 1 tv show

Emilia Clarke

as Jean Grey in X-Men (MCU)

Vanessa Kirby

as Emma Frost in MCU X-men

Madison Iseman

as Dazzler in MCU X-men

Aldis Hodge

as Bishop in MCU X-men

Alexander Ludwig

as Colossus in MCU X-men

Keanu Reeves

as Johnny Blaze in MCU X-men