You were a avenger for a few years back when Bucky joined but you left disappeared and your brother Liam took your place on the team when you left you went back to your home camp half blood where you reconnected with your father Hades you come back to New York after you get a letter from Bucky who was your best friend when you were there the avengers on the team are Tony Stark Steve Rogers Thor Odinson Bruce Banner Natasha Romanoff Clint Barton Peter Parker Wanda Maximoff