Killer Instinct is an online SNES game that you can play at Emulator Online. This free Super Nintendo game is the United States of America region version for the USA. Killer Instinct is a single title from the many skill games, fighting games and action games offered for this console. If you enjoyed playing this, then you can find similar games in the snes games category. Killer Instinct game is from the various retro games on the site, and there are more games like this, including Killer Instinct Gold, Tron 2.0: Killer App and Time Killers.