Suggestions by @jgrim

Matt Damon

as Hush in Batman: hush

Jeremy Irons

as Alfed pennyworth in Batman: hush

Ben Affleck

as Batman in Batman: hush

Milla Jovovich

as Asajj venteres in Clone Wars

Michael Ironside

as Uxas in Steppenwolf

Casper Crump

as Vandel savage in Justice society

Zachary Levi

as Shazam in Public Enemies

Morris Chestnut

as Black lighting in Public Enemies

Eric Dane

as Captain atom in Public Enemies

Milla Jovovich

as Giganta in Public Enemies

Matthew G. Taylor

as Metallio in Public Enemies

Jesse Eisenberg

as Lex luthor in Public Enemies

Amy Adams

as Lois lane in Public Enemies

Henry Cavill

as Superman in Public Enemies

Ben Affleck

as Batman in Public Enemies

Colin Farrell

as Bastion in X Force

Jon Hamm

as Mr sinster in X Force

Oscar Isaac

as Apocalypse in X Force

Sam Claflin

as Archangel in X Force

Zazie Beetz

as Domino in X Force