Did you know that Metal Gear Solid has one of the most genius easter eggs in gaming history? When you fight Psycho Mantis, he doesn’t just battle you — he actually reads your memory card and comments on the other games you’ve played, like Castlevania or Suikoden. And if that wasn’t enough, he even predicts your moves… until you figure out the trick: switch your controller to port 2 so he can’t “read your mind.” One of the most legendary boss fights ever created. If you love crazy gaming secrets