Suggestions by @luke_the_spook

'Weird Al' Yankovic

as Plastic Man in Justice League

Tom DeLonge

as Superman in Justice League

Gerard Way

as Bruce Wayne in The Batman (An HBO Limited Series)

Gerard Way

as Batman in The Bat

Jaden Smith

as Kid Flash in TITANS

Griffin Taylor

as Beast Boy in TITANS

Bobby Burns

as Arsenal in TITANS

Eric André

as Cyborg in TITANS

Miranda Cosgrove

as Troia in TITANS

Frank Iero

as Tempest in TITANS

Zendaya

as Starfire in TITANS

Nathan Fillion

as Dead shot in The batman

Rupert Grint

as The riddler in The batman

Andy Biersack

as Joker in The batman

Gerard Way

as Bruce Wayne in The batman

Gerard Way

as Batman in DCEU Rebooted

Rupert Grint

as Edward Nygma "The Riddler" in The Batman

Bill Hader

as Duff McKagan in Guns N Roses biopic

Kiefer Sutherland

as Slash in Guns N Roses biopic

Adam Sandler

as Axl Rose in Guns N Roses biopic