Suggestions by @cooperschlickau

Troy Baker

as Nightwing (Dick Grayson) in Injustice: The Animated Series

Score: +1

Joey Naber

as Shazam in Injustice: The Animated Series

Score: +1

Yuri Lowenthal

as Mirror Master in Injustice: The Animated Series

Score: +1

Alexis Denisof

as Mirror Master in Injustice: The Animated Series

Score: +1

Robert Englund

as Scarecrow in Injustice: The Animated Series

Score: +1

David Kaufman

as Jimmy Olsen in Injustice: The Animated Series

Score: +1

Michael Gough

as James Gordon in Injustice: The Animated Series

Score: +1

Khary Payton

as Doomsday in Injustice: The Animated Series

Score: +1

Nathan Fillion

as Green Lantern (Hal Jordan) in Injustice: The Animated Series

Score: +1

Richard Epcar

as The Joker in Injustice: The Animated Series

Score: 0

Alan Tudyk

as Green Arrow in Injustice: The Animated Series

Score: 0

Taliesin Jaffe

as The Flash (Barry Allen) in Injustice: The Animated Series

Score: +1

Neal McDonough

as The Flash (Barry Allen) in Injustice: The Animated Series

Score: +1

Steve Blum

as Green Lantern (Hal Jordan) in Injustice: The Animated Series

Score: +1

Adam Baldwin

as Green Lantern (Hal Jordan) in Injustice: The Animated Series

Score: +1

Dana Delany

as Lois Lane in Injustice: The Animated Series

Score: +1

George Newbern

as Superman in Injustice: The Animated Series

Score: +1

Kevin Conroy

as Batman in Injustice: The Animated Series

Score: +2

Kellie Martin

as Daphne Blake in The Lego Scooby Doo Movie

Score: +1

Kellie Martin

as Daphne Blake in Scooby Doo X

Score: 0