Suggestions by @paulboker

Meg Donnelly

as Ochako Uraraka in My Hero Acadamia Live Action Movie

Score: -2

Issac Ryan Brown

as Katsuki Bastuko in My Hero Acadamia Live Action Movie

Score: 0

Ben Savage

as Ron Stoppable in Kim Possible 1999

Score: +3

Natalie Dormer

as Kim Possible in Kim Possible 1999

Score: 0

Madison Hu

as Azula in Avatar

Score: +9

Jackie Chan

as Azula in Avatar

Score: -4

Isabela Merced

as Azula in Avatar

Score: -2

Keanu Reeves

as Iroh in Avatar

Score: 0

Tony Shalhoub

as Iroh in Avatar

Score: 0

Idris Elba

as Fire Lord Ozai in Avatar

Score: 0

Mark Hamill

as Fire Lord Ozai in Avatar

Score: +1

Allison Pill

as Azula in Avatar

Score: +1

Peyton List

as Azula in Avatar

Score: +1

Dove Cameron

as Katara in Avatar

Score: -2

Chloë Grace Moretz

as Toph in Avatar

Score: +3

Tom Holland

as Sokka in Avatar

Score: -4

Cameron Boyce

as Aang in Avatar

Score: -5