Suggestions by @user_359813

Debby Ryan

as Iris West in The Flash

Score: +1

Calum Worthy

as Cisco Ramon in The Flash

Score: 0

Josh Duhamel

as Joe West in The Flash

Score: +1

Mark Wahlberg

as Joe West in The Flash

Score: -1

Lucas Till

as Barry Allen/The Flash in The Flash

Score: +1

Kevin Michael Richardson

as Atrocious in Green Lantern

Score: +1

Peter Cullen

as Mogo in Green Lantern

Score: +1

Chace Crawford

as Guy Gardner/Green Lantern in Green Lantern

Score: +1

Chance Crawford

as Guy Gardner/Green Lantern in Green Lantern

Score: -1

John Goodman

as Kilawog in Green Lantern

Score: +1

Will Friedle

as Chip in Green Lantern

Score: +1

Bradley Cooper

as Hal Jordon/Green Lantern in Green Lantern

Score: +1

James McAvoy

as Ganthet in Green Lantern

Score: +1

Damson Idris

as John Stewart/Green Lantern in Green Lantern

Score: +1

Finn Wittrock

as Dick Grayson/Nightwing in Batman

Score: +1

Finn Wolfhard

as Dick Grayson/Nightwing in Batman

Score: -1

David Tennant

as Edward Nigma/The Riddler in Batman

Score: +1

Timothée Chalamet

as Jason Todd/Robin (Flashback) in Batman

Score: +1

Peyton List

as Stephanie Brown in Batman

Score: +1

Dylan O'Brien

as Dick Grayson/Nightwing in Batman

Score: -1