First official Avengers 4 trailer prepares for the emotional end

The first trailer for Avengers 4, officially called Avengers: Endgame, has arrived, celebrating Marvel’s 10-year achievement in building its Cinematic Universe.It’s a journey through everything that’s happened over the last decade — from Tony Stark’s first jaunt as Iron Man to the devastating battle against Thanos in Avengers: Infinity War, which was released earlier this year. Many of Earth’s mightiest heroes are still dealing with the loss of their close fr