Suggestions by @carolinek

Ryusuke Kobayashi

as Dan Tanaka in Genderswapped Percy Jackson and Heroes of Olympus

Score: +4

Xolo Maridueña

as Ryan Ramírez-Arellano in Genderswapped Percy Jackson and Heroes of Olympus

Score: +3

Lovie Simone

as Charlotte Beckendorf in Genderswapped Percy Jackson and Heroes of Olympus

Score: +3

Jake Austin Walker

as Richard Dare in Genderswapped Percy Jackson and Heroes of Olympus

Score: +3

loris peuvot

as Richard Dare in Genderswapped Percy Jackson and Heroes of Olympus

Score: -1

Cameron Monaghan

as Richard Dare in Genderswapped Percy Jackson and Heroes of Olympus

Score: +3

Freya Allan

as Jayna Grace in Genderswapped Percy Jackson and Heroes of Olympus

Score: +4

Jessica Belkin

as Jayna Grace in Genderswapped Percy Jackson and Heroes of Olympus

Score: +5

Peyton List

as Jayna Grace in Genderswapped Percy Jackson and Heroes of Olympus

Score: +8

Indiana Massara

as Nicole Di Angelo in Genderswapped Percy Jackson and Heroes of Olympus

Score: +2

Lauren Lindsey Donzis

as Nicole Di Angelo in Genderswapped Percy Jackson and Heroes of Olympus

Score: +2

Abby Ryder Fortson

as Nicole Di Angelo in Genderswapped Percy Jackson and Heroes of Olympus

Score: -1

Hailee Steinfeld

as Nicole Di Angelo in Genderswapped Percy Jackson and Heroes of Olympus

Score: -3

Jessica Green

as Winter Soldier in What if the male Marvel characters were played by female actors

Score: 0

Eva Green

as Winter Soldier in What if the male Marvel characters were played by female actors

Score: -1

Harry Styles

as Silena Beauregard in Genderbend PJO HoO

Score: +2

Diego Tinoco

as Jasper in POC Twlight

Score: +1

Ramin Karimloo

as Carlisle in POC Twlight

Score: -1

Dilshad Vadsaria

as Esme in POC Twlight

Score: -1

Allegra Acosta

as Bella in POC Twlight

Score: -1