I used to play a surprising amount of fighting games for someone who rarely gets to play them with other people. Though they are surprisingly popular in my circle of friends, we generally just kinda goof around with them, and take turns at challenges and stuff. Though it's been many years. I super duper appreciate strides some games have taken in the single player department. Mortal Kombat 9 comes up in this conversation frequently. But I know some recent more anime-inspired games have also helped fill this gap that you'll never see a Street Fighter or Smash Bros. do