Winx Club: The Mystery of the Abyss

The Trix witches team up with an evil nymph named Politea to obtain immense power and defeat the Winx fairies. Their plan involves securing a powerful pearl hidden within the Infinite Ocean and freeing a character named Tritannus. To achieve these goals, the villains target Sky, the king of Eraklyon and Bloom's fiancé. The Winx must embark on a dangerous mission to rescue Sky and prevent their enemies from disrupting the balance of the ocean.

Directed by Iginio Straffi, this animated family fantasy followed his 2007 film, The Secret of the Lost Kingdom. The movie was produced by RAI, Nickelodeon Productions, and Rainbow, with a screenplay written by Straffi and Giovanni Masi. The voice cast includes Letizia Ciampa as Bloom, Perla Liberatori as Stella, Ilaria Latini as Flora, Gemma Donati as Musa, Domitilla D'Amico as Tecna, and Laura Lenghi as Aisha, among a credited cast of 28.

Produced with a budget of 15 million USD, the film earned 5 million USD at the worldwide box office. Audience reception is mixed, with a rating of 5.6/10 on IMDb from 1,000 votes and a higher score of 7.3/10 on TMDB based on 101 votes.