This form is similar to its predecessor. An integral outfit with some transparent segments and pants divided to the knees, which includes a necklace. On their hips, they have belts decorated with flowers of different colors and sizes. The hair is tied in braids similar to the Butterflix but with few decorations. The wings are translucent; with geometric designs and has two colors on the sides.
The requirement to obtain this transformation is mentioned vaguely in the series. This form was granted by the Spirit of the World of Dreams suddenly while the Winx were in a concert.
- Onyrix comes from world Oniros related to dreams or dreaming.