I found the procedurally-produced planets in No Man’s Sky to be stunningly beautiful. Then I would walk around on them and the similar-but-not-quite look of every part of the landscape would slowly drive me INSANE.

Combo attacks - I’m not coordinated to hit the buttons in order fast enough. I tried Black Desert when it was free and this was the dealbreaker for me, though it wasn’t the only thing that bugged me about the game.