Suggestions by @ringohulk777

Frank Welker

as Kirby in 80's/90's fancast Super Smash Bros

Score: +1

Jim Henson

as Yoshi in 80's/90's fancast Super Smash Bros

Score: +2

Sigourney Weaver

as Samus in 80's/90's fancast Super Smash Bros

Score: +3

Arnold Schwarzenegger

as Donkey Kong in 80's/90's fancast Super Smash Bros

Score: +2

Brent Spiner

as The Vision in 80's Marvel Cinematic Universe

Score: +2

Clint Eastwood

as James "Logan" Howlett in 80's Marvel Cinematic Universe

Score: +1

Tom Hanks

as Scott Lang in Ant-Man and the Wasp (1988)

Score: +4

Eddie Murphy

as Sam Wilson in 80's Avengers fancast

Score: +3

Denzel Washington

as T'Challa in 80's Avengers fancast

Score: +2

Michael J. Fox

as Peter Parker in 80's Avengers fancast

Score: +6

Ally Sheedy

as Wanda Maximoff in 80's Avengers fancast

Score: +1

Dwight Schultz

as Peter Maximoff in 80's Avengers fancast

Score: +1

Brent Spiner

as Vision in 80's Avengers fancast

Score: +2

Michelle Pfeiffer

as Janet Van Dynne in 80's Avengers fancast

Score: +2

Michael Douglas

as Hank Pym in 80's Avengers fancast

Score: +2

Danny Glover

as Nick Fury in 80's Avengers fancast

Score: -2

Carl Weathers

as James "Rhodey" Rhodes in 80's Avengers fancast

Score: +2

Sigourney Weaver

as Natasha Romanoff in 80's Avengers fancast

Score: +3

Dolph Lundgren

as Thor in 80's Avengers fancast

Score: 0

Arnold Schwarzenegger

as Hulk in 80's Avengers fancast

Score: -2