Suggestions by @aaronkime

Ben O'Toole

as Scott Summers in MCU

Gary Oldman

as Beta Ray Bill in MCU

Georgina Haig

as Susan Storm in MCU

Rudy Youngblood

as Forge in MCU

Dylan Sprouse

as Gravity in MCU

Cole Sprouse

as Gravity in MCU

McKaley Miller

as Ultimate Spider-Woman in Marvel Cinematic Universe

Eleanor Tomlinson

as Jean Grey in MCU

Jessica De Gouw

as Jessica Drew in MCU

Helen Mirren

as Cassandra Nova in MCU

Kevin Costner

as William Stryker in MCU

Luke Evans

as Sauron in MCU

Nam Joo-hyuk

as Noh-Varr in MCU Fan Casting

Nam Joo-hyuk

as Noh-Varr in Marvel Cinematic Universe

Nam Joo-hyuk

as Noh-Varr in Marvel vs. DC warz

Julia Butters

as Spiderling in MCU Spider-Man Villain and Ally Fancast

Karan Brar

as Pavitr Prabhakar in MCU Spider-Man Villain and Ally Fancast

Tom Holland

as Peter Parquagh in MCU Spider-Man Villain and Ally Fancast

Tom Holland

as Spider-Monkey in MCU Spider-Man Villain and Ally Fancast

Tom Holland

as Arachnosaur in MCU Spider-Man Villain and Ally Fancast