Suggestions by @nerdperson

Dylan Minnette

as Dick Grayson in The Injustice Trilogy

Score: 0

Colm Feore

as Alfred Pennyworth in The Injustice Trilogy

Score: +1

Ebon Moss-Bachrach

as Captain Cold in The Injustice Trilogy

Score: +1

Daniel Moncada

as Bane in The Injustice Trilogy

Score: +1

Nico Robin

as Russian in Characters Sorted by Nationalities

Score: +4

Sunfire (Shiro Yoshida)

as Japanese in Characters Sorted by Nationalities

Score: +3

Nightcrawler

as German in Characters Sorted by Nationalities

Score: +7

Monkey D. Luffy

as Brazilian in Characters Sorted by Nationalities

Score: +3

Wally West/The Flash

as American English in Characters Sorted by Nationalities

Score: +3

Hank McCoy

as American English in Characters Sorted by Nationalities

Score: +2

Franky (One Piece)

as American English in Characters Sorted by Nationalities

Score: +2

Roronoa Zoro

as Japanese in Characters Sorted by Nationalities

Score: +3

Vinsmoke Sanji

as French in Characters Sorted by Nationalities

Score: +3

Remy (Ratatouille)

as French in Characters Sorted by Nationalities

Score: +6

Channing Tatum

as Sandman in Spider-Man: Six

Score: +1

Joel Kinnaman

as Sandman in Spider-Man: Six

Score: +1

John Cho

as Mr. Negative in Spider-Man: Six

Score: +1

Steven Yeun

as Mr. Negative in Spider-Man: Six

Score: +1

Matthew McConaughey

as Green Goblin in Spider-Man: Six

Score: +1

Matthew Modine

as Green Goblin in Spider-Man: Six

Score: +1