The Black family and the Wizarding World find out what happened to the first Black child, the heiress of the Black family, Acacia was born in 1980 3 years before Sirius Black and 5 years before Regulus. Hawk Widow-Acacia Black x Clint Barton. Timeline: Avengers-2012 Captain America: The Winter Soldier-2014 Avengers: Age of Ultron-2015 Captain America: Civil War-2016 Black Widow-2016 Avengers: infinity war-2018 Avengers: Endgame-2023 Disclaimer: I don't own Harry Potter or Marvel.