Suggestions by @biggord

Jessica Chastain

as Raven Darkholme in X-MEN

John David Washington

as Hank McCoy in X-MEN

Charlie Heaton

as Kurt Wagner in X-MEN

Anna Diop

as Ororo Munroe in X-MEN

Haley Lu Richardson

as Jean Grey in X-MEN

Martin Freeman

as Arthur Weasley in Harry Potter

Benedict Cumberbatch

as Severus Snape in Harry Potter

Jude Law

as Lord Voldemort in Harry Potter

Kenneth Branagh

as Albus Dumbledore in Harry Potter

Robert Pattinson

as Joker in New DC universe

Jonathan Groff

as Hal Jordan in New DC universe

Michael Rosenbaum

as Brainiac in Superman Family and Villains

Tom Hollander

as The Penguin in Batman family and villlains

Anson Mount

as Batman in Batman family and villlains

Jack Lowden

as Nightwing in DCEU Rebooted

Dan Stevens

as Scarecrow in DCEU Rebooted

Asher Angel

as Peter Parker in Spider-Man

Wilson Radjou-Pujalte

as Miles Morales in Spider-Man

Matthew Mercer

as Norman Osborn in Spider-Man

David Mazouz

as Harry Osborn in Spider-Man