‘Avengers: Infinity War’ Spoiled ‘Endgame’s Big Twist A Year Ago — And No One Noticed‘Avengers: Infinity War’ Spoiled ‘Endgame’s Big Twist A Year Ago — And No One NoticedLast year’s Avengers movie hinted at how Thanos would ultimately be defeated, but nobody picked up on the clues.Matt SingerMatt Singer