Among the many heroes stood Natasha Romanoff, aka Black Widow, on Team Iron Man.
Even though she had a close relationship to Captain America in Captain America: The Winter Soldier, her ties to Iron Man go back even farther to her debut in Iron Man 2.
Even with a portion of her backstory previously explored in Avengers: Age of Ultron, it appears audiences almost learned more in Civil War.
Marvel Studios kicked off Phase 3 of the Marvel Cinematic Universe earlier this year with Captain America: Civil War, which featured the biggest cast they have assembled to date.