Suggestions by @yangajtw

Noah Jupe

as Jason Todd in The Batman: The Killing Joke

Score: +1

Timothée Chalamet

as Dick Grayson in The Batman: The Killing Joke

Score: +1

Zendaya

as Barbara Gordon in The Batman: The Killing Joke

Score: +1

Samara Weaving

as Harley Quinn in The Batman: The Killing Joke

Score: +1

Barry Keoghan

as The Joker in The Batman: The Killing Joke

Score: +1

Robert Pattinson

as Bruce Wayne in The Batman: The Killing Joke

Score: +1

Jared Harris

as Victor Zsazs in The Batman: Arkham Asylum

Score: +1

Barry Keoghan

as The Joker in The Batman: Arkham Asylum

Score: +1

Jeffrey Wright

as Commissioner Jim Gordon in The Batman: Arkham Asylum

Score: +1

Samara Weaving

as Harley Quinn in The Batman: Arkham Asylum

Score: +1

Alicia Vikander

as Penelope Young in The Batman: Arkham Asylum

Score: +1

Dave Bautista

as Eduardo Durrance in The Batman: Arkham Asylum

Score: +1

Daniel Kaluuya

as Killer Croc in The Batman: Arkham Asylum

Score: +1

Daniel Brühl

as Scarecrow in The Batman: Arkham Asylum

Score: +1

Anya Taylor-Joy

as Dr. Pamela Isley in The Batman: Arkham Asylum

Score: +1

Robert Pattinson

as Bruce Wayne in The Batman: Arkham Asylum

Score: +1

Ian Ho

as Damian Wayne in The League of Assassins

Score: +3

Sonoya Mizuno

as Lady Shiva in The League of Assassins

Score: +2

Olivia Munn

as Nyssa al Ghul in The League of Assassins

Score: +2

Élodie Yung

as Talia al Ghul in The League of Assassins

Score: +2