Suggestions by @scarletstudios

Jai Courtney

as Captain Boomerang in Post-Flash DCEU

Joel Kinnaman

as Rick Flag in Post-Flash DCEU

Will Smith

as Deadshot in Post-Flash DCEU

Chance Perdomo

as Aqualad in Post-Flash DCEU

Yahya Abdul-Mateen II

as Black Manta in Post-Flash DCEU

David Mazouz

as Robin III in Post-Flash DCEU

Scott Adkins

as Batman in The Brave and the Bold

Andrew Lincoln

as Captain Cold in Post-Flash DCEU

Ghassan Massoud

as Ra's Al Ghul in Post-Flash DCEU

Matthew Goode

as Brainiac in Post-Flash DCEU

Callan Mulvey

as KGBeast in Post-Flash DCEU

Antony Starr

as Reverse Flash in Post-Flash DCEU

Scoot McNairy

as Metallo in Post-Flash DCEU

Robin Atkin Downes

as Doomsday in Post-Flash DCEU

Ian McKellen

as Highfather in Post-Flash DCEU

Margot Robbie

as Harley Quinn in Post-Flash DCEU

Logan Marshall-Green

as Mister Miracle in Post-Flash DCEU

Antje Traue

as Faora-Ul in Post-Flash DCEU

Paul Bettany

as Metron in Post-Flash DCEU

Michael Shannon

as General Dru-Zod in Post-Flash DCEU