Suggestions by @bryschec

Josh Brolin

as Thanos in Warlock

Zoe Saldaña

as Gamora in Warlock

Karen Gillan

as Nebula in Warlock

Pom Klementieff

as Mantis in Warlock

Sean Gunn

as Kraglin Obfonteri in Warlock

Bradley Cooper

as Rocket Raccoon in Warlock

Vin Diesel

as Groot in Warlock

Vin Diesel

as Groot in Rocket & Groot

Seth Green

as Howard Duck in Rocket & Groot

Bradley Cooper

as Rocket Raccoon in Rocket & Groot

Richard Madden

as Ikaris in Hyperion

Chris Hemsworth

as Thor in Hyperion

Danny Elfman

as Composer in Spider-Man 4 (2011)

Danny Trejo

as Storm in X-men MCU

Alden Ehrenreich

as Ezekiel Stane in Armour Wars

Dafne Keen

as X-23/Laura Kinney in Bryan Seeker's Marvel Cinematic Universe X-Men

Elijah Richardson

as Eli Bradley in Avengers: Kang Dynasty

Garrett Hedlund

as Warren Worthington III in Avengers: Kang Dynasty

Nick Robinson

as Bobby Drake in Avengers: Kang Dynasty

Freddie Fox

as Bobby Drake in Avengers: Kang Dynasty