Unexpected titan ( teen titans) sterek (discontinued)

Stiles is the long lost brother to the teen titan raven. Raven has grown up with the rest of her team believing she was the only child of trigon until she feels a large mystical energy in the world being used so here and here team go to investigate. Stiles was helping his pack, friends fight this monster he looked it up while researching with Allison it's something different when he started to do the research he found a Latin page on the creature that says that it can only be affected by magic. When the creature was attacking stiles got distracted for a second and the creature lunged at him Derek pushed him out of the way and got attacked instead stiles seen the blood and just got angry he didn't know what was happening to him but he began to levitate and black tendrils appears out of his shadow on the ground and attacked the monster killing it after the monster was dead stiles fell unconscious but not before seeing four red eyes and a girl wearing all purple yell "begone father".

This story is all out of my head and just a pure imagination thought that I wanted to put into words I don't own teen titans or teen wolf just the story line that I'm making up as I go.