Suggestions by @aaronsamuels

Hailee Steinfeld

as Zatanna in DC(E)U

Score: +1

Matt Ryan

as Constantine in DC(E)U

Score: +1

David Ramsey

as Green Lantern (2814.1) in DC(E)U

Score: +1

Phil LaMarr

as Green Lantern (2814.1) in DC(E)U

Score: -1

Conor Leslie

as Donna Troy in DC(E)U

Score: -1

Adelaide Kane

as Donna Troy in DC(E)U

Score: +1

Bryan Cranston

as Mr. Freeze in DC(E)U

Score: +1

Arnold Schwarzenegger

as Mr. Freeze in DC(E)U

Score: -1

Alicia Silverstone

as Batgirl in DC(E)U

Score: -1

Savannah Welch

as Batgirl in DC(E)U

Score: +1

Leslie Grace

as Batgirl in DC(E)U

Score: +1

Yvonne Craig

as Batgirl in DC(E)U

Score: -1

Michael B. Jordan

as Cyborg in DC(E)U

Score: -1

Joivan Wade

as Cyborg in DC(E)U

Score: -1

Khary Payton

as Cyborg in DC(E)U

Score: +1

Ryan Potter

as Beast Boy in DC(E)U

Score: -1

Greg Cipes

as Beast Boy in DC(E)U

Score: +1

Colton Haynes

as Red Arrow, Speedy, Arsenal in DC(E)U

Score: +1

Ryan Potter

as Atom II in DC(E)U

Score: +1

Ray Fisher

as Cyborg in DC(E)U

Score: -1