The Super NES version of Killer Instinct will be available on the Super Nintendo Entertainment System – Nintendo Switch Online app later today! And for brawler fans, so is Battletoads in Battlemaniacs!
Announcement: https://www.youtube.com/watch?v=LoEPANHSaxM
Killer Instinct on FAB: http://www.fightabase.com/gamesMain.aspx?id=182