Spoilers ahead for Avengers: Endgame. One of the many secrets Marvel did a great job of hiding in the leadup to Avengers: Endgame is that Thor (Chris Hemsworth) gets fat. Unable to cope with his failure to kill Thanos before Thanos snapped away half the universe, Thor retreats to the small village of New Asgard where he spends his days drinking beer and playing video games with Korg (Taika Waititi) and Miek. Thor has also become fat. Fat Thor is kind of a genius move for several reasons. For starters, perhaps more than any other Marvel superhero, Thor’s been …