Suggestions by @arnaldocruz

David Zayas

as Sal Maroni in Batman Universe

John Doman

as Carmine Falcone in Batman Universe

Keanu Reeves

as Black Mask in Batman Universe

Matt Damon

as Hush in Batman Universe

Amanda Seyfried

as Harley Quinn in Batman Universe

Maggie Geha

as Poison Ivy in Batman Universe

Hafþór Júlíus Björnsson

as Bane in Batman Universe

Colin Farrell

as Penguin in Batman Universe

James McAvoy

as The Riddler in Batman Universe

Bill Skarsgård

as Joker in Batman Universe

Leonardo DiCaprio

as Joker in Batman Universe

Blake Lively

as Spoiler in Batman Universe

Aldis Hodge

as Batwing in Batman Universe

Rachel McAdams

as Batwoman in Batman Universe

Katherine McNamara

as Batgirl in Batman Universe

Aidan Gallagher

as Robin in Batman Universe

Ryan Potter

as Red Robin in Batman Universe

Jensen Ackles

as Red Hood in Batman Universe

Dylan O'Brien

as Nigthwing in Batman Universe

Sean Pertwee

as Alfred Pennyworth in Batman Universe