Today Marvel dropped our first extended look at Thunderbolts* , its new anti-hero team-up film that pulls together a motley crew of renegades from a plethora of past Marvel projects . It’s been a while since we’ve seen many of these characters—and one of them is entirely new to the MCU. So if you need a refresher on who’s who and where they’ve been, we’re here to help.

Yelena Belova She’s a former Black Widow and adoptive sister of Natasha Romanoff. After we were introduced to her in the Black Widow movie, we last saw Yelena acting on information given to her by Valentina (more on her, eventually) after Natasha’s death in Avengers: Endgame . Told by de Fontaine that her sister was in fact killed by Clint Barton, Yelena hunted down Clint in the Hawkeye streaming series, crossing paths with his partner in arrow-vigilantism Kate Bishop before coming to blows with Clint.

The duo managed to successfully convince Yelena about the true circumstances around Natasha’s death—and how her sacrifice helped bring Yelena back from the dead, since she was a victim of Thanos’ snap—and the former assassin parted ways with the two archers and left for parts unknown, leaving her to conveniently be picked up by Thunderbolts . Ava Starr, aka Ghost Last seen in Ant-Man and the Wasp , Ava was the victim of an accident involving an attempt to tunnel into the Quantum Realm by her father, Elihas. Doused in quantum energy in the blast that killed her parents, Ava suffered from �.