Oil Monster

The Oil Monster is one of the various mutated creatures that Tritannus created through the use of toxins.

Appearance
The Oil Monster resembles a monstrous version of an oil slick. It has a deep purple coloration, 8 yellow eyes, and a red mouth with sharp upper teeth.

Magical Abilities
The Oil Monster's known form of attack is spewing a stream of toxic sludge out of its mouth.

Season 5
In "Sirenix", Tritannus used his toxic powers to create the Oil Monster. It confronted and battled the Winx (only Tecna, Musa, and Flora as the other Winx members chased after Tritannus) where it was defeated by the combined might of the Winx.