This theory is 100% SPOILER FREE and does not reference any leaked information. The biggest superhero movie in history is almost here - Marvel's Avengers: Endgame! We've been building to this for YEARS! The biggest question that is plaguing us all is - who will NOT survive to the end? Honestly, the fear is real fellow Theorists. All of our favorite Avengers are on the chopping block. From Iron Man and Captain America to Thor and Black Widow - no one is safe! Today, I am predicting who will live and who will be making friends with the Grim Reaper.