Suggestions by @tyralvey

Tom Hardy

as Kano in Mortal Kombat

Score: +2

Tom Cruise

as Kano in Mortal Kombat

Score: -1

Ryan Reynolds

as Claptrap in Borderlands

Score: +1

Tommy Lee Jones

as Doc Zed in Borderlands

Score: 0

Tom Hardy

as Doc Zed in Borderlands

Score: -1

Steven Seagal

as Marcus in Borderlands

Score: +2

Terry Crews

as Brick in Borderlands

Score: +1

Robert Downey Jr.

as Mordecai in Borderlands

Score: +1

Idris Elba

as Roland in Borderlands

Score: +1