Killer Instinct: Definitive Edition - Xbox One Killer Instinct: Definitive Edition includes all 26 characters and 20 stages from Seasons 1-3, Killer Instinct Classic 1&2, Killer Instinct Original Soundtrack, and a bonus skin pack, Gold Gargos. Explore the lore, characters and music of Killer Instinct with exclusive behind-the-scenes videos, artwork and an original game soundtrack. Compete in online multiplayer matches or test your skill online in Monthly Ranked Leagues. Play a cinematic story mode or train an AI combatant and challenge your friends to matches in Shadow Labs. Xbox One Console Exclusive.