Suggestions by @mask01

Finn Wittrock

as Blackheart in The Ghost Rider {Starring Keanu Reeves}

Score: +3

Matthew McConaughey

as Phisto in The Ghost Rider {Starring Keanu Reeves}

Score: +1

Bo Burnham

as Multiple Man in MCU Fan Casting

Score: +3

Al Pacino

as Count Nefaria in MCU Fan Casting

Score: +3

Chiwetel Ejiofor

as Bronze Tiger in SUICIDE SQUAD 2 FANCAST

Score: +1

Jim Jefferies

as Capitán Bumerang in SUICIDE SQUAD 2 FANCAST

Score: +1

Glen Powell

as Rick Flag in SUICIDE SQUAD 2 FANCAST

Score: +1

Caleb Landry Jones

as Carnage in Venom

Score: +2

Emily VanCamp

as Surprise Cameo in Venom

Score: +3

Spoiler

as Surprise Cameo in Venom

Score: +1

Mikey Madison

as Shriek in Venom

Score: +2

Tony Revolori

as Flash Thompson in Venom

Score: 0

Ser'Darius Blain

as Hybrid in Venom

Score: +1

Adrian Brody

as Curtiss Jackson in Venom

Score: +1

Callum Keith Rennie

as Karl Malus in Venom

Score: +2

Donnie Wahlberg

as Toxin in Venom

Score: +1

Madelaine Petsch

as Anne Weying in Venom

Score: +2

Alexa Demie

as Scream in Venom

Score: +1

Finn Cole

as Venom in Venom

Score: +2

Mathieu Amalric

as Marius Boudreaux in Gambit

Score: +1