Suggestions by @luisperezcozar

Fred Tatasciore

as Thing in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Dee Bradley Baker

as Mr. Fantastic in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Kevin Michael Richardson

as Mr. Terrific in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Jennifer Hale

as Killer Frost in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Jennifer Hale

as Giganta in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Wally Wingert

as M.O.D.O.K. in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Lex Lang

as Dr. Doom in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Kari Wührer

as Maria Hill in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Alex Désert

as Nick Fury in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Cindy Robinson

as Ravonna in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Jonathan Adams

as Kang the Conqueror in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Steve Blum

as Wolverine in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Drake Bell

as Spider-Man in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Vanessa Marshall

as Black Widow in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Morena Baccarin

as Black Canary in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Michael Rosenbaum

as The Flash/Wally West in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

James C. Mathis III

as Black Panther in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Scott Rummell

as Aquaman in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Jennifer Hale

as Captain Marvel/Carol Danvers in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes

Chris Cox

as Hawkeye in Justice League Unlimited/The Avengers: Earth's Mightiest Heroes