Suggestions by @psyrogcan

Alycia Debnam-Carey

as Polaris in MCU Mutant Liberation Front

Kennedy McMann

as Jean Grey in Mutants in MCU

Alexandra Breckenridge

as Poison Ivy in Every Batman Character

Hayden Panettiere

as Supergirl in Justice League Fan Cast

Jon Hamm

as Principal Robert Kelly in X-Men: Evolution

Hayden Panettiere

as Boom Boom in X-Men: Evolution

François Arnaud

as Gambit in X-Men: Evolution

Kennedy McMann

as Jean Grey in X-Men: Evolution

Aja Naomi King

as Storm in X-Men: Evolution

Kat Graham

as Mystique in X-Men: Evolution

Kat Graham

as Mystique in A-Force

Lana Condor

as Jubilee in A-Force

Synnøve Karlsen

as Pixie in A-Force

Alycia Debnam-Carey

as Polaris in A-Force

Caitlin Stasey

as Shadowcat in A-Force

Willa Holland

as Shadowcat in A-Force

Danielle Rose Russell

as Black Cat in A-Force

Yael Grobglas

as White Queen in A-Force

Naya Rivera

as Magma in A-Force

Sophie Turner

as Phoenix in A-Force