Watch Sword Art Online Season 2 Episode 15 Online. Best and Free Online streaming for Sword Art Online TV Show. We picked the best sites to stream s02e15. Simply pick a site below and click "Watch Now!" button next to it. Some of the links may be broken, please upvote the working and good links so other users see those links for Sword Art Online Season 2 Episode 15 s02e15 at the top of the list.