RWBY: The Omnitrix Wielder (Author Insert)

Alex Carabello has no aura, but he can fight. So he relentlessly trained, but in signal that only gets you so far in terms of not being bullied. One day the bullying got so bad he ran away, on that day a something struck onto remnant right in front of Alex. A watch that possess the ability to change the wielder into an alien... with this watch he has become a hero, and even gets a guaranteed spot in beacon when he's old enough to go, he stopped getting bullied and became popular. But, this didn't make him happy, he struggles to find real friends, and has grown depressed. That doesn't stop him though from doing what's right.