Suggestions by @mrzim

Naomi Scott

as Diana of Themyscira in (DCU) Wonder Woman

Salma Hayek

as Hippolyta in (DCU) Wonder Woman

Mason Thames

as Jason Todd in DCU Batman

Kit Connor

as Dick Grayson in DCU Batman

Ana de Armas

as Emma Frost in X-Men (MCU)

Anya Taylor-Joy

as Emma Frost in X-Men (MCU)

Aaron Taylor-Johnson

as Piotr Rasputin in X-Men (MCU)

Emma Myers

as Illyana Rasputina in X-Men (MCU)

Alyvia Alyn Lind

as Illyana Rasputina in X-Men (MCU)

Nicholas Galitzine

as Piotr Rasputin in X-Men (MCU)

Rosario Dawson

as Raven Darkhölme in X-Men (MCU)

Aaron Paul

as Sean Cassidy in X-Men (MCU)

Giancarlo Esposito

as Nathanael Essex in X-Men (MCU)

Andrew Lincoln

as Nathanael Essex in X-Men (MCU)

Andrew Lincoln

as Christopher Summers in X-Men (MCU)

Daniel Radcliffe

as James "Logan" Howlett in X-Men (MCU)

Taron Egerton

as James "Logan" Howlett in X-Men (MCU)

Brian Cranston

as Charles Xavier in X-Men (MCU)

Riley Lai Nelet

as Jubilation Lee in X-Men (MCU)

Miyako

as Jubilation Lee in X-Men (MCU)