Suggestions by @noahharris

Ben Kingsley

as Ra's al Ghul in Batfleck

Peter Dinklage

as Oswald Cobblepot/The Penguin in Extended Nolanverse(Batman)

Idris Elba

as Deadshot in Extended Nolanverse(Batman)

Jason Statham

as Roman Sionis/Black Mask in Extended Nolanverse(Batman)

Christina Hendricks

as Pamela Isley/Poison Ivy in Extended Nolanverse(Batman)

Robin Williams

as Edward Nigma/The Riddler in Extended Nolanverse(Batman)

Philip Proctor

as Electro/Max Dillon in Bruce Timm’s Spider-Man The Animated Series

Gary Imhoff

as Hobgoblin/Ned Leeds in Bruce Timm’s Spider-Man The Animated Series

Jeff Bennett

as Carnage/Cletus Kasady in Bruce Timm’s Spider-Man The Animated Series

Scott Cleverdon

as Carnage/Cletus Kasady in Bruce Timm’s Spider-Man The Animated Series

Don Stark

as The Rhino in Bruce Timm’s Spider-Man The Animated Series

Jennifer Hale

as Felicia Hardy/Black Cat in Bruce Timm’s Spider-Man The Animated Series

Greg Berger

as Kraven The Hunter/Sergei Kravinoff in Bruce Timm’s Spider-Man The Animated Series

Jim Cummings

as Kraven The Hunter/Sergei Kravinoff in Bruce Timm’s Spider-Man The Animated Series

Jim Cummings

as Chameleon/Dimitri Kravinoff in Bruce Timm’s Spider-Man The Animated Series

Martin Landau

as Scorpion/Mac Gargan in Bruce Timm’s Spider-Man The Animated Series

Richard Moll

as Scorpion/Mac Gargan in Bruce Timm’s Spider-Man The Animated Series

Clancy Brown

as Kingpin/Wilson Fisk in Bruce Timm’s Spider-Man The Animated Series

Jim Cummings

as Shocker/Herman Schultz in Bruce Timm’s Spider-Man The Animated Series

Greg Berger

as Mysterio/Quentin Beck in Bruce Timm’s Spider-Man The Animated Series