Delix Club: Season 1 - Beyond Magix

The Winx were defeated by Darkia and her dark witches that summon her on the actual time; Darkia was an ancestral powerful witch from Earth; she at the begining of the times was a Celestial Fairy, she along 3 other powerful magical creatures created Lugiar the place in which all the magic in Earth can live in piece; Merlin, Morgana, Timer and Marissa (Marissa is the Celestial Fairy), after these 4 created Lugiar, Bolter a dangerous enemy attacked it and transformed Marissa into Darkia.

Years after, all the magic in Earth dissapear until the Winx brought them back to Earth; two witches from Cloud tower summon her with a spell and they were transformed into shadows.

When Darkia reborned, she attacked the fairies at Alfea, the Winx with their Sirenix powers weren't enough to defeat her and her shadows witches, so after the Winx were defeated, a group of student fairies take control of the situation and traveled to Earth to find an ancient power of Earth, " Lynix " with this they can have the magical energy to defeat Darkia.