Rankings:

1. The Avengers (2012)
2. Black Panther (2018)
3. Captain America: The Winter Soldier (2014)
4. Guardians of the Galaxy (2014)
5. Thor Ragnarok (2017)
6. Spider-Man: Homecoming (2017)
7. Avengers: Infinity War (2018)
8. Captain America: The First Avenger (2011)
9. Iron Man (2008)
10. Doctor Strange (2016)
11. Thor (2011)
12. Ant-Man and the Wasp (2018)
13. Captain America: Civil War (2016)
14. Iron Man 2 (2010)
15. Ant-Man (2015)
16. Guardians of the Galaxy Vol. 2 (2017)
17. Iron Man 3 (2013)
18. Thor: The Dark World (2013)
19. Avengers: Age of Ultron (2015)