Suggestions by @thebaronofmann

Jack Black

as Penguin in Batman the Brave and The Bold

Teri Hatcher

as Martha Kent in DC Universe

Dean Cain

as Jonathan Kent in DC Universe

Jamie Campbell Bower

as The Scarecrow in DC Universe

Johnny Depp

as The Riddler in DC Universe

Jack Black

as The Penguin in DC Universe

Aidan Gallagher

as Robin in DC Universe

Mads Mikkelsen

as Mr. Freeze in DC Universe

Dave Bautista

as Bane in DC Universe

Milla Jovovich

as Poison Ivy in DC Universe

Benedict Cumberbatch

as Sinestro in DC Universe

Sydney Sweeney

as Harley Quinn in DC Universe

Tom Holland

as The Flash in DC Universe

Chris Hemsworth

as Aquaman in DC Universe

Grace Caroline Currey

as Wonder Woman in DC Universe

Austin Butler

as Green Lantern in DC Universe

Mahershala Ali

as Martian Manhunter in DC Universe

Gary Sinise

as Robert Kelly in Mann’s Marvel Cinematic Universe

Antony Starr

as Anti-Man in Mann’s Marvel Cinematic Universe

Michael Stuhlbarg

as Anton Vanko in Mann’s Marvel Cinematic Universe