Suggestions by @super_wahrrior

Ryan Potter

as Hiro Hamada in Deadpool vs The Entire Marvel Multiverse: Tales from The Underworld

Andrew Garfield

as The Werewolf in Deadpool vs The Entire Marvel Multiverse: Tales from The Underworld

Tobey Maguire

as Bully Maguire in Deadpool vs The Entire Marvel Multiverse: Tales from The Underworld

Darkness (Konosuba)

as M Dere in Sorting characters by Dere types

Nami (One Piece)

as Kanedere in Sorting characters by Dere types

Haruhi Suzumiya

as Kamidere in Sorting characters by Dere types

Akeno Himejima

as Erodere in Sorting characters by Dere types

Townsend Coleman

as Splinter (80s) in TMNT: Into the Turtle Verse

Keanu Reeves

as Shadow in Sonic Heroes (SCU Movie)

Lee Majdoub

as Agent Stone in Sonic Heroes (SCU Movie)

Jim Carrey

as Dr. Eggman in Sonic Heroes (SCU Movie)

Idris Elba

as Knuckles in Sonic Heroes (SCU Movie)

Colleen O'Shaughnessey

as Miles "Tails" Prower in Sonic Heroes (SCU Movie)

Ben Schwartz

as Sonic in Sonic Heroes (SCU Movie)

DogDay

as MOB Entertainment in Battle of the Characters

Edward Bloom

as What if Tim Burton and Henry Selick teamed up to create a cinematic universe? in Fanscription but it is only original ideas.

Mephisto (Marvel)

as Jeff Szusterman in Which characters would you like voice actors to play

Jett Klyne

as Tommy Maximoff (Thomas Shepherd) in Marvel Studios' Young Avengers

Elijah Richardson

as Eli Bradley in Marvel Studios' Young Avengers

Will Smith

as Jefferson Davis in Ghost-Spider