Suggestions by @user_96570

Dwayne Johnson

as Black Adam in DCEU reboot

Score: +1

Zachary Levi

as Shazam in DCEU reboot

Score: +1

Sasha Calle

as Kara Zor-El in DCEU reboot

Score: +2

Mark Strong

as Lex Luther in DCEU reboot

Score: -1

Nathaniel Oh

as Garfield Logan in DCEU reboot

Score: +1

Jon Bernthal

as Floyd Lawton in DCEU reboot

Score: +1

John Cena

as Peacemaker in DCEU reboot

Score: +1

Samuel L. Jackson

as Lucius Fox in DCEU reboot

Score: +1

Denzel Washington

as Lucius Fox in DCEU reboot

Score: +1

Javon Walton

as Jason Todd in DCEU reboot

Score: 0

Mckenna Grace

as Raven in DCEU reboot

Score: +2

Viola Davis

as Amanda Waller in DCEU reboot

Score: +1

Margot Robbie

as Harleen Quinzel in DCEU reboot

Score: +2

Michael B. Jordan

as Victor Stone in DCEU reboot

Score: +1

Kristen Stewart

as Barbara Gordon in DCEU reboot

Score: -1

Paul Dano

as Riddler in DCEU reboot

Score: 0

Barry Keoghan

as Joker 1 in DCEU reboot

Score: +1

Jason Momoa

as Aquaman in DCEU reboot

Score: +1

Henry Cavill

as Superman in DCEU reboot

Score: 0

Jeffrey Wright

as James Gordon in DCEU reboot

Score: +1