Yondu sacrificed his life to save his adopted kid after the two became stranded in the vacuum of space.
The wave of a hand saved trillions of lives. Tony Stark quickly dispelled any claims that he wasn't effective if they had ever been made.
The team's demise was all but guaranteed when the Guardians' spacecraft caught fire and was about to crash.
Although it's frequently depicted as the Black Widow giving her life to save half the universe, Avengers: Endgame didn't actually include her doing that.
Ho Yinsen made sure the whole Marvel Cinematic Universe (MCU) was protected after terrorists kidnapped Tony Stark in the first Iron Man movie.
Not every brave deed must be performed by a hero. True heroism occasionally manifests itself in the form of regular people.
Steve Rogers was a skinny child from Brooklyn with a strong sense of right and wrong before he became the renowned Captain America.
Although Quicksilver was one of Marvel's quickest speedsters, he apparently wasn't quick enough to evade speeding bullets.
Even though The Avengers is known for its humour, there are also serious themes that one of the characters dealt with for years.