Suggestions by @dellark

Sydney Sweeney

as Black Cat in Sydney Sweeney as Black Cat

Score: +3

Anya Taylor-Joy

as Black Cat in Anya Taylor-Joy as Black Cat

Score: +9

Willem Dafoe

as The Joker in THE JOKER

Score: +2

Timothée Chalamet

as Dick Grayson in My Dreamcast for the Matt Reeves' Bat-Verse

Score: 0

Michael Fassbender

as Dr. Victor Fries in My Dreamcast for the Matt Reeves' Bat-Verse

Score: +2

Anya Taylor-Joy

as Barbara Gordon in My Dreamcast for the Matt Reeves' Bat-Verse

Score: +2

Michael Fassbender

as Mr. Freeze in Mr. Freeze (Matt Reeves)

Score: +6

Timothée Chalamet

as Dick Grayson in Nightwing (Matt Reeves)

Score: +3

Anya Taylor-Joy

as Barbara Gordon in Batgirl (Matt Reeves)

Score: +4