#10. NAME: Peggy Carter (Hayley Atwell)
MCU APPEARANCES: Captain America: The First Avenger (2011); Captain America: The Winter Soldier (2014); Avengers: Age of Ultron (2015); Ant-Man (2015)
The are two downsides: 1) she’s dead in the MCU (bummer); 2) she was super into Captain America, and he’s a tough act to follow. Also, the British accent is something you’ll need to deal with.
