Suggestions by @lenaross

LaKeith Stanfield

as Nabu in Winx Club: The Movie

Megan Fox

as Politea in Winx Club: The Movie

Jamie Foxx

as Anagan in Winx Club: The Movie

Zac Efron

as Thoren in Winx Club: The Movie

Jared Leto

as Ogron in Winx Club: The Movie

Ansel Elgort

as Brandon in Winx Club: The Movie

Ross Lynch

as Sky in Winx Club: The Movie

Tom Holland

as Timmy in Winx Club: The Movie

Zayn Malik

as Riven in Winx Club: The Movie

Zendaya

as Stormy in Winx Club: The Movie

Elizabeth Gillies

as Darcy in Winx Club: The Movie

Booboo Stewart

as Helia in Winx Club: The Movie

Cara Delevingne

as Icy in Winx Club: The Movie

Mckenna Grace

as Roxy in Winx Club Live Action

Ava Kolker

as Roxy in Winx Club Live Action

Mia Talerico

as Roxy in Winx Club Live Action

Millie Bobby Brown

as Ruby Rose in RWBY Live Action

Hailee Steinfeld

as Blake Belladonna in RWBY Live Action

Melanie Martinez

as Neopolitan in RWBY Live Action

Mia Talerico

as Roxy in Winx Club: The Movie