NEW for 2018: What's your favorite MCU film?

[ProphetofGanja]

This is basically an updated version of this thread, to account for the release of Black Panther and Avengers: Infinity War.

So, what's your new favorite Marvel movie? Have you seen them all, or just most of them, or only a few?

BONUS QUESTIONS: What's your favorite movie from each Phase? Of the series that have completed their trilogies (or have at least one sequel, in the case of the Guardians of the Galaxy franchise), what is your favorite installment? What is your favorite series of films as a whole?

Here are all the films released so far:

Iron Man [2008]
The Incredible Hulk [2008]
Iron Man 2 [2010]
Thor [2011]
Captain America: The First Avenger [2011]
Avengers: Assemble [2012]
Iron Man 3 [2013]
Thor: The Dark World [2013]
Captain America: The Winter Soldier [2014]
Guardians of the Galaxy [2014]
Avengers: Age of Ultron [2015]
Ant-Man [2015]
Captain America: Civil War [2016]
Doctor Strange [2016]
Guardians of the Galaxy Vol. 2 [2017]
Spider-Man: Homecoming [2017]
Thor: Ragnarök [2017]
Black Panther [2018]
Avengers: Infinity War [2018]

Note: there are too many options for a poll, so just list your favorite MCU film, or your top three, top five, top ten, rank all of them in your personal best-to-worst rankings, whatever you want