Suggestions by @dvmcu

Tom Holland

as What If Peter Parker wasn't snaped? in What If season 2

Score: +1

Jonathan Majors

as What If Kang The Conqueror killed Ant-Man? in What If season 2

Score: +1

Chadwick Boseman

as What If Black Panther joined the Avengers? in What If season 2

Score: +1

Letitia Wright

as What If Shuri killed Namor? in What If season 2

Score: +1

Bradley Cooper

as What If Rocket get his Friends to the Sky? in What If season 2

Score: +1

Benedict Cumberbatch

as Doctor Strange Supreme in The Multiverse Saga Rewrite

Score: +1

Tim Blake Nelson

as Samuel Sterns in World War Hulk

Score: +2

Wil Deusner

as Skarr Banner in World War Hulk

Score: +1

Tom Hiddleston

as Loki in World War Hulk

Score: +2

Tim Roth

as Emil Blonsky in World War Hulk

Score: +2

Chris Hemsworth

as Thor in World War Hulk

Score: +2

Anthony Mackie

as Sam Wilson in World War Hulk

Score: +2

Tatiana Maslany

as Jennifer Walters in World War Hulk

Score: +1

Kiernan Shipka

as Spider-Gwen in MCU Spider-Man 9: Ultimate

Score: -1

John Mulaney

as Spider-Ham in MCU Spider-Man 9: Ultimate

Score: +1

Oscar Isaac

as Spider-Man 2099 in The Amazing Spider-Man: Shattered Dimensions

Score: +1

Emma Watson

as Mary Jane Watson in Marvel Cinematic Universe

Score: -1