Suggestions by @arachnick28

Jeffrey Combs

as Uatu the Watcher in My Fantastic Four Voice Cast

Score: +2

Troy Baker

as Nova in My Guardians of the Galaxy Voice Cast

Score: +1

Ben Diskin

as H.E.R.B.I.E. in My Fantastic Four Voice Cast

Score: +1

Troy Baker

as Michael Korvac in My Guardians of the Galaxy Voice Cast

Score: +1

Dee Bradley Baker

as Cosmo the Spacedog in My Guardians of the Galaxy Voice Cast

Score: +1

Crispin Freeman

as Adam Warlock in My Guardians of the Galaxy Voice Cast

Score: +1

Amy Acker

as Rescue in My Avengers Voice Cast

Score: +1

Scott Lawrence

as Kang the Conqueror in My Avengers Voice Cast

Score: +2

Darin De Paul

as Black Dwarf in My Guardians of the Galaxy Voice Cast

Score: +2

Lex Lang

as Corvus Glaive in My Guardians of the Galaxy Voice Cast

Score: +2

Mary Elizabeth McGlynn

as Proxima Midnight in My Guardians of the Galaxy Voice Cast

Score: +2

Rodger Bumpass

as Ebony Maw in My Guardians of the Galaxy Voice Cast

Score: +2

Sofia Carson

as Nebula in My Guardians of the Galaxy Voice Cast

Score: +1

Armin Shimerman

as Yondu Udonta in My Guardians of the Galaxy Voice Cast

Score: +2

Michael-Leon Wooley

as Thanos in My Guardians of the Galaxy Voice Cast

Score: +2

Kelly Hu

as Mantis in My Guardians of the Galaxy Voice Cast

Score: +2

Dwight Schultz

as Arnim Zola in My Avengers Voice Cast

Score: +2

Brent Spiner

as Leader in My Avengers Voice Cast

Score: +2

Clancy Brown

as Red Hulk in My Avengers Voice Cast

Score: +2

Jim Pirri

as Whiplash in My Avengers Voice Cast

Score: +2