Suggestions by @abstrakt

Ken Watanabe

as Hugo Strange in Reevesverse

Ben Kingsley

as Hugo Strange in Reevesverse

Jodie Comer

as Mystique in X-Men (MCU)

Charles Melton

as Angel in X-Men (MCU)

Jharrel Jerome

as Iceman in X-Men (MCU)

Ryan Potter

as Iceman in X-Men (MCU)

Janelle Monáe

as Storm in X-Men (MCU)

Jodie Turner-Smith

as Storm in X-Men (MCU)

Janelle Monáe

as Dazzler in X-Men (MCU)

Louis Hofmann

as Nightcrawer in X-Men (MCU)

Dev Patel

as Beast in X-Men (MCU)

Milo Gibson

as Wolverine in X-Men (MCU)

David Corenswet

as Cyclops in X-Men (MCU)

Dacre Montgomery

as Cyclops in X-Men (MCU)

Talia Ryder

as Shadowcat in X-Men (MCU)

Haley Lu Richardson

as Marvel Girl in X-Men (MCU)

Mark Hamill

as Doctor Octopus in Mysterio

Numan Acar

as Chameleon in MCU Spider-Man Villains

Aaron Eckhart

as Dr Curt Connors in MCU Spider-Man Villains

Sydney Sweeney

as Felicia Hardy in MCU Spider-Man Villains