Winx Club Forever
It has a certain resemblance to the dragons, but only this one has some scales like crocodiles (lizards). It has three heads, green eyes and gray scales.
In "Acheron", after the Winx made Cloud Tower back to normal. Acheron did not give up and decided to invoke the Great Lizard Spirit below Cloud Tower to attack the Winx. Bloom decided to go alone to Legendarium while the others were still fighting the beast. In "Winx Forever", the Winx tried to defeat the Great Lizard Spirit but it was too hard, with the help of Selina, she can reverse the spell of the beast, also returning the powers of magic schools.
It can shoots out blue colour electricity.
- When Acheron says it's a lizard, rather it is a dragon.
- It almost looks like 3D when it is invoked, this the only creature that looks like this.
- It is a reference of the three heads dragon that Hercules defeated in the movie of the same name in 1997.