Suggestions by @ jgrim

Stephan James

as Cyborg in Justice league

+1-3Score: -2

Lucas Till

as The flash in Justice league

+5-2Score: +3

Jason Momoa

as Aquaman in Justice league

Gal Gadot

as Wonder women in Justice league

Henry Cavill

as Superman in Justice league

+7-2Score: +5

Robert Pattinson

as Batman in Justice league

+7-3Score: +4

Will Smith

as Agent J in Men In Black Forever

Tommy Lee Jones

as Agent K in Men In Black Forever

Justin Prentice

as Flash Thompson in Guardians of the Galaxy & X-Men: Black Vortex

Alan Ritchson

as Flash Thompson in Guardians of the Galaxy & X-Men: Black Vortex

Alexander Ludwig

as Warren Worthington III in Guardians of the Galaxy & X-Men: Black Vortex

Dafne Keen

as Laura Kinney in Guardians of the Galaxy & X-Men: Black Vortex

Hailee Steinfeld

as Kitty Pryde in Guardians of the Galaxy & X-Men: Black Vortex

Jada Pinkett Smith

as Mari McCabe in Justice League of America

Liam Hemsworth

as Beta Ray Bill in Lady Sif (TV Series)

+3-0Score: +3

Stephen Lang

as Stryfe in X-men: X-Cutioner's song.

Lucas Till

as Barry Allen in The Flash (New 52)

+16-7Score: +9

Robert Pattinson

as Bruce Wayne (young) in BATMAN RISES

+8-1Score: +7

Chosen Jacobs

as Kid Flash in The Flash Worlds Of DC (Recast)