Suggestions by @aaronpirelatinedo

Spoiler

as Hello... Son in Invincible: Extinction

Jeff Bennett

as Science Dog in Invincible: Extinction

Jon Hamm

as The Inmortal in Invincible: Extinction

Bella Ramsey

as Monster Girl in Invincible: Extinction

Diego Tinoco

as Rex Splode in Invincible: Extinction

David Iacono

as Robot in Invincible: Extinction

Asher Angel

as Spider-Man in Invincible: Extinction

Kimiko Glenn

as Jenny Wakeman in Invincible: Extinction

Willem Dafoe

as Cecil Stedman in Invincible: Extinction

Lucy Liu

as Debbie Grayson in Invincible: Extinction

Andrew Garfield

as Powerplex in Invincible: Extinction

Jamie Campbell Bower

as Dinosaurus in Invincible: Extinction

Millie Bobby Brown

as Atom Eve in Invincible: Extinction

Sean Kaufman

as Invincible in Invincible: Extinction

Mandy (Grim & Evil)

as Best Child Villains in Best And Worst Of Villains

Sasha Waybright

as Best Child Villains in Best And Worst Of Villains

Zoe Avez

as Best Child Villains in Best And Worst Of Villains

Azula

as Best Child Villains in Best And Worst Of Villains

Gideon Gleeful

as Best Child Villains in Best And Worst Of Villains

Count Bleck

as Best Mario Villain in Best And Worst Of Villains