If Winx Club were Umbran Witches

Heeeeey and what if Winx girls were Umbran Witches instead of fairies ?

Then what would be the story ?

Bloom would be a normal girl with a normal life in an Italian city. She then learns she is the descendant of powerful umbran witches. She goes to Alfea, the school where witches make pacts with demons and learn how to use their powers. She discovers that her mother made a pact with Gomorrah, a powerful dragon which anger cannot be controlled by a witch unless if she is strong enough naturally. She manages to make a pact with him and becomes one of the most powerful witches of the school. She is also friend with Flora who made a pact with Alraune, Aisha who made a pact with the Kraken, Stella who made a pact with Madama Butterfly, Musa who made a pact with Baal, Tecna who made a pact with the War Train Gouon, and Viola who made a pact with Cheshire. But Bloom can sometimes hear the voice of her lost brother Lukaon who is calling her.

But they have to stop a threat named Singularity who want to control Bloom's power in order to destroy the world to rebuild it as he wants, his allies are three powerful Umbran Witches who are named the Trix, and is composed by Stormy who made a pact with Malphas, Darcy who made a pact with Mictlantecuhtli, and Icy who made a pact with Labolas