Coral Barrier

The Coral Barrier is a place that appears in Winx Club: The Mystery of the Abyss. The Trix have to fight the Trix, Tritannus and Politea there to save Sky and the whole Magic Dimension.

Overview
According to Omnia, the Coral Barrier is the deadliest trap in the Infinite Ocean.

Winx Club: The Mystery of the Abyss
The Trix and Tritannus come here to get the Pearl of the Deep.