Suggestions by @naivecommunication4

James McAvoy

as Charles Xavier in Mutants

Score: +2

Paul Bettany

as Jim Hammond in Marvel studios MARVELS

Score: +3

Liam Hemsworth

as Jim Hammond in Marvel studios MARVELS

Score: -3

Keith David

as Doctor Facilier in Princess and the Frog

Score: +1

Idris Elba

as Martian manhunter in Marvel and dc characters: actor swap

Score: +1

Chadwick Boseman

as Martian manhunter in Marvel and dc characters: actor swap

Score: -1

Florence Pugh

as Black Canary in Marvel and dc characters: actor swap

Score: +1

Ezra Miller

as Spider-Man in Marvel and dc characters: actor swap

Score: 0

Tom Holland

as The Flash in Marvel and dc characters: actor swap

Score: +1

Anthony Mackie

as Cyborg in Marvel and dc characters: actor swap

Score: 0

Ryan Reynolds

as Phil Sheldon in Marvel studios MARVELS

Score: +1

Andy Serkis

as Smee in Peter Pan

Score: -1

Michael Caine

as Alfred Pennyworth in Batman: The Killing Joke

Score: +3

Christian Bale

as Batman in Batman: The Killing Joke

Score: +1

Jack Black

as King saul in David and goliath

Score: -1

Morgan Freeman

as Samuel in David and goliath

Score: +1

Cameron Boyce

as David in David and goliath

Score: +1

Numan Acar

as The chameleon in Spider-man 3

Score: +1

Chosen Jacobs

as Ultimate spiderman in Spider-man 3

Score: +3