And then there’s the first Phase Four movie, Black Widow, which served as a proper sendoff for Scarlett Johansson but also a thrilling introduction for Yelena Belova (Florence Pugh), a character we expect to see a lot more of. The Black Widow movie also brought Julia Louis-Dreyfus back and further pushed her down the path to possibly forming The Thunderbolts, a super team from the Marvel Comics that once featured Yelena, U.S. Agent, Baron Zemo (Daniel Bruhl), Hawkeye (Jeremy Renner) and more. Is this team in the cards for the MCU? That would fit in with what Feige is saying about “new beginnings.”
Article source: https://www.cinemablend.com/news/2570347/what-marvel-phase-four-movies-are-about-kevin-feige