Suggestions by @audreyohare

Vin Diesel

as Groot in DC and Marvel Crossover

Score: +1

Jeremy Renner

as Clint Barton in DC and Marvel Crossover

Score: +1

Robbie Amell

as Ronnie Raymond in DC and Marvel Crossover

Score: +1

Brie Larson

as Carol Danvers in DC and Marvel Crossover

Score: +1

Taron Egerton

as Wolverine in DC and Marvel Crossover

Score: -1

Mark Ruffalo

as Bruce Banner in DC and Marvel Crossover

Score: +2

Chris Evans

as Steve Rogers in DC and Marvel Crossover

Score: +1

Melissa Benoist

as Kara Danvers in DC and Marvel Crossover

Score: +1

Scarlett Johansson

as Natalia Alianova Romanova (Natasha Romanoff) in DC and Marvel Crossover

Score: +1

Emma Stone

as Spider-Gwen in DC and Marvel Crossover

Score: +1

Tyler Hoechlin

as Clark Kent (Kal-El) in DC and Marvel Crossover

Score: +2

Don Cheadle

as War Machine in DC and Marvel Crossover

Score: +1

Cress Williams

as Black Lightning in DC and Marvel Crossover

Score: +1

Elizabeth Olsen

as Wanda Maximoff in DC and Marvel Crossover

Score: +2

Robert Downey Jr.

as Tony Stark in DC and Marvel Crossover

Score: +2

Andrew Garfield

as Peter Parker in DC and Marvel Crossover

Score: 0