Y/n Stark is Tony Stark’s adopted daughter. She was take in after being rescued from Hydra Lab at age 9. She had been at Hydra all her life. They tested on her like a guinea pig, testing our serums for a power they were developing it was painful and torturous and luckily Natasha stumbled upon her glass cell during that one fateful mission. Now, five years later, the name “Y/n Stark” is known worldwide. She’s made a brand for herself. She’s loved by the world. What the world doesn’t know is that Kayla Stark is secretly Avenger’s superhero “Ultra-Violet.” Both Kayla Stark, and her secret identity “Ultra-Violet” are loved by the world, many many fans of both.