Suggestions by @gordillio

Tom Hardy

as Lobo in Missing DC Characters

Zac Efron

as Hal Jordan in Missing DC Characters

Jensen Ackles

as Hal Jordan in Missing DC Characters

Aidan Gallagher

as Damian Wayne in Missing DC Characters

Robert Knepper

as Sinestro in Missing DC Characters

Vanessa Kirby

as Black Canary in Alternate DCEU

Michelle Rodriguez

as Renee Montoya in Alternate DCEU

David Mazouz

as Billy Batson in Alternate DCEU

John Boyega

as Cyborg in Alternate DCEU

Sam Worthington

as Captain Boomerang in Alternate DCEU

Chris Hemsworth

as Aquaman in Alternate DCEU

Alexander Skarsgård

as Aquaman in Alternate DCEU

Gerard Butler

as Aquaman in Alternate DCEU

Frank Grillo

as Black Mask in Alternate DCEU

Walton Goggins

as Black Mask in Alternate DCEU

Richard Armitage

as General Zod in Alternate DCEU

Jeff Bridges

as Darkseid in Alternate DCEU

Keanu Reeves

as Deathstroke in Alternate DCEU

Jake Gyllenhaal

as Green Lantern in Alternate DCEU

Zac Efron

as Green Lantern in Alternate DCEU