Sirenix is the second transformation of Season 5. It is water related and the Winx looked for this ancient power to fight the villain Tritannus as their Believix powers were too weak underwater. Aisha is seventeen years old. She is extremely opinionated and open minded. She is as intuitive like Stella, and when asked to, gives practical and pragmatic advice. She is also a talented dancer, athlete and speaks many different languages. Aisha gains power of Harmonix to aid all Winx to gain Sirenix.
Aisha Sirenix Style Fairy Of Waves it was added Winx Club Games.