Thunderbolts* features a diverse cast of characters, headlined by Florence Pugh (Yelena Belova), Sebastian Stan (Bucky Barnes / Winter Soldier ), David Harbour (Alexei / The Red Guardian), and Julia ...
well, there are some key differences. With all signs pointing to that asterisk being a reference to the New (or Dark) Avengers, there's no disputing the importance of this movie to the wider MCU.