Y/N Stark, the 23-year-old daughter of Tony Stark, is a powerful Avenger with a dark and complex past shaped by HYDRA and the Red Room, where she became known as the Winter Widow. Gifted with abilities similar to Wanda Maximoff—though marked by a striking blue power—she has been part of the team since 18, forming close bonds with Bucky Barnes, Yelena Belova, and Loki. While she shares an unspoken connection with Bucky, his growing jealousy over her playful dynamic with Loki adds tension beneath the surface.