Season 4


 * Previous season: Season 3
 * Next season: Season 5

Synopsis
Winx Club are back! Now they'll have to reach the Believix level, a new transformation that grant the ability to make someone believe in magic. In addition, Believix also gives 3 additional wings to make the form more powerful: Speedix (speed enhancement), Zoomix (teletransportation), and Tracix (travel through time). They will also meet the Wizards of the Black Circle, a group of villains who are after the last fairy on Earth, in order to gain full power. Winx Club will have to find her protect her from the the Wizards, but they have to go unnoticed. In order to live on Earth, they will open a pet shop named Love &amp; Pet and meet Roxy, a girl who works at the Frutti Music Bar. Soon they will find out that Roxy is the last fairy on Earth! In the process, Roxy is able to discover her powers, and believing in herself and in Winx Club, will turn into a fairy and will help Winx Club drive away the Wizards and rescue the imprisoned fairies. However, they now have to face the fairies of Earth and their Queen Morgana, who are seeking revenge on humans for not having believed in them: this has made them weaker and they have been imprisoned by the Wizards. Winx Club are forced into an uneasy alliance with the Wizards as they now race to save humanity. Will the Winx Club prevail?

Episode List
(Note: the US airdate on each page will be based on the Nickelodeon airdate.)


 * 1) The Fairy Hunters
 * 2) The Tree of Life
 * 3) The Last Fairy on Earth
 * 4) Love &amp; Pet
 * 5) Mitzi's Surprise
 * 6) A Fairy in Trouble
 * 7) Winx Believix
 * 8) The White Circle
 * 9) Nebula
 * 10) Musa's Song
 * 11) Winx Club Forever
 * 12) Dad, I'm a Fairy!
 * 13) Attack of The Wizards
 * 14) 7: The Perfect Number
 * 15) Magic Lessons
 * 16) A Virtual World
 * 17) The Enchanted Island
 * 18) The Fury of Nature
 * 19) The Kingdom of Diana
 * 20) The Gifts of Destiny
 * 21) The Cave of Sibylla
 * 22) The Frost Tower
 * 23) Bloom's Trial
 * 24) The Day of Justice
 * 25) Morgana's Secret
 * 26) Ice and Fire

Trivia

 * Nick Is doing a one hour episode for the premiere of the season, combine the first two episodes of the season. It is possible that it will have a different theme song.
 * The season is more focused on Roxy than Bloom.

Trailers
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thumb|300px|right|Nick Winx Club!