Suggestions by @lotiel_calore

Sean O'Pry

as Rhysand in A Court of Thorns and Roses Series

Score: +1

Barbara Palvin

as Feyre Archeron in A Court of Thorns and Roses Series

Score: +1

Àstrid Bergès-Frisbey

as Estë in The Silmarillion

Score: +4

Travis Fimmel

as Celegorm in The Silmarillion

Score: -3

Michael Fassbender

as Aule in The Silmarillion

Score: -3

Sophie Turner

as Vana in The Silmarillion

Score: +2

Jessica Chastain

as Yavanna in The Silmarillion

Score: +4

Lotte Verbeek

as Nerdanel in The Silmarillion

Score: -7

Timothée Chalamet

as Cardan Greenbriar in The Cruel Prince

Score: +178

Bruna Marquezine

as Jude Duarte in The Cruel Prince

Score: +37

Madelaine Petsch

as Genya Safin in The Grisha Trilogy

Score: -2

Tara Thaller

as Alina Starkov in The Grisha Trilogy

Score: -13

Paula Echevarría

as Coriane Jacos in Red Queen Series

Score: -4

Miguel Ángel Silvestre

as King Tiberias in Red Queen Series

Score: -6

Rebecca Ferguson

as Queen Elara in Red Queen Series

Score: +4

Rosamund Pike

as Queen Elara in Red Queen Series

Score: -10

Becky G

as Mare in Red Queen Series

Score: -27

Danna Paola

as Mare in Red Queen Series

Score: -28