Tyson and Mira only see each other as brother and sister. No one knew Tyson was Gray's older brother, even Gray he forgot because he was too young to remember, but Mira was the only one who knew. Tyson left his parents to go train to get really strong, he left at the age of 10, he didn't tell his parents and Mira and Tyson met when he went off to train. Tyson is a water dragon slayer and a celestial wizard, his celestial spirit is a wolf named Fenrir. Tyson's gate key is a legendary one, it's a platinum one. If you want to know more please go to my deviant art account it's Juniorblade22 you can't miss my character. Be warned this story doesn't follow canon, but it does follow the anime some, same things will be different, just a heads up. I will not spoil what is the difference between this fanfic and that is in canon, you are just going to have to read it if your curious so please no haters. Darksiders will be in this fanfic however it's only the weapons.