Avengers

These are the Avengers. You can ad whoever you want. Story: your a 16 year old boy/girl (you choose and also your looks) who was trapped in hydra since 3 years old, being used for experiments to create and ultimate weapon/super human (you choose your powers/trauma) and went through terrible/hard training and tests. Your even better trained than Bucky (winter soldier) and Natasha (black widow). long story short Shield now found out about you and saved you.