The first three phases of the Marvel Cinematic Universe spanned 23 movies, beginning with Iron Man in 2008 and ending with Avengers: Endgame in 2019. As Marvel entered the Multiverse Saga, fans enjoyed 10 films and 12 TV series, and What If...? Season 2 is set to close out the year.
Source:https://www.cbr.com/mcu-black-friday-sale/