This is part one of our efforts to rank every film in the Marvel Cinematic Universe. Check back the rest of the week for all of our rankings leading up to our review of Avengers: Endgame on Friday. To prepare for Avengers: Endgame, which hits theaters this week, four of Nerd It Here First's staff -- Ryley Trahan (Entertainment Editor), Deepak Chitnis (Senior Film Critic), Fred Naber (General Manager), and Jonathan Clee (Contributor) -- took it upon ourselves to re-watch the entire Marvel Cinematic Universe. The purpose? To create a definitive