Killer Instinct allows cross-play between 2 platforms

Supported crossplay platforms
Release Date: Nov 22, 2013
Official Website: Link
Summary:
The legendary fighting game franchise is back with next-generation visuals, over-the-top action, a wild cast of combatants, rocking reactive music, and C-C-C-COMBO BREAKERS! Choose from amongst a wild cast of combatants each with fluid animations, unique combat tactics, and flashy special attacks. Utilize an open-ended combo system to rack up huge combos as your opponent looks for openings to break you and turn the tides of battle. Go online and test yourself against players from all over the world, or brush up on your combat skills in detailed tutorials.
Genres and Themes: Fighting Action
Supported crossplay platforms:
Killer Instinct is supporting cross-play across multiple platforms. Currently it is possible to play together with your friends on Windows PC and XBox One.
Killer Instinct is also known as:
  • Killer Instinct: Season 2
  • Killer Instinct: Season 3
  • Killer Instinct 3
Supported game modes:
  • Single player
  • Multiplayer
Supported player perspectives:
  • Side view