Suggestions by @batmack

Bill Murray

as Dr. Peter Vankman in Lego Multiverse Movie

Score: +1

Tom Kenny

as SpongeBob SquarePants in Lego Multiverse Movie

Score: +5

Robert Downey Jr.

as IronMan in Lego Multiverse Movie

Score: +2

Will Arnett

as BatMan in Lego Multiverse Movie

Score: +1

Kurt Russell

as Grandpa Max Tennyson in Ben 10

Score: +13

Mark Hamill

as SnakeEyes in Live-Action G.I.Joe Movie (1980's to the 1990's)

Score: 0

Tyler Hoechlin

as SuperMan in DC Cinematic Universe Reboot

Score: +2

Rosamund Pike

as Elita One in Hasbro Cinematic Universe

Score: +1

Lynda Carter

as Wonder Woman in DC Cinematic Universe (80's and 90's)

Score: +1

Bruce Timm

as Edna Mode in The Incredibles (DCAU)

Score: +2

Elmer Bernstein

as Composer in Scooby-Doo Meets the Real GhostBusters

Score: +1

Will Friedle

as Batman Beyond in SpiderVerse vs BatVerse

Score: -2

Diedrich Bader

as Brave and the Bold BatMan in SpiderVerse vs BatVerse

Score: +2

Christopher Daniel Barnes

as Animated Series SpiderMan in SpiderVerse vs BatVerse

Score: +6

Lynda Carter

as Solus Prime in Hasbro Cinematic Universe

Score: +1

David Cassidy

as Mirror Master in DC Cinematic Universe (80's and 90's)

Score: +1