Suggestions by @gambit

Jack Quaid

as Adam Strange in DCU Fancast

Zac Efron

as Ace Morgan in DCU Fancast

Colin Salmon

as Green Lantern VIII in DCU Fancast

Janelle Monáe

as Lantern Mullein in DCU Fancast

Mena Massoud

as Green Lantern VII in DCU Fancast

Dylan O'Brien

as Green Lantern VI in DCU Fancast

Eiza González

as Green Lantern V in DCU Fancast

Simon Baker

as Green Lantern IV in DCU Fancast

Nathan Fillion

as Green Lantern III in DCU Fancast

Trevante Rhodes

as Green Lantern II in DCU Fancast

Xolo Maridueña

as Blue Beetle I in DCU Fancast

Sterling K. Brown

as Martian Manhunter in DCU Fancast

Glen Powell

as Green Lantern I in DCU Fancast

Lucas Till

as The Flash I in DCU Fancast

Adria Arjona

as Wonder Woman in DCU Fancast

David Corenswet

as Superman in DCU Fancast

Robert Pattinson

as Batman I in DCU Fancast

LeBron James

as Reed Richards in The Fantastic Four

LeBron James

as Joel Miller in The Last of Us Fancast

François Civil

as Gambit in X-Men: House of X