Overwatch is an arena based multiplayer shooter by Blizzard. Blizzard is slowly unravelling the curtain on the game. If you are looking to get your fill of the game, the official YouTube channel for Blizzard’s Overwatch has just released 2 videos featuring 8-12 minutes of continues gameplay for champions Zenyatta and Mercy. The video shows off complete matches, including the end game UI and a special replay feature of the best moments called Player of the Game.
Do note that the game is still in Alpha stage.
You can checkout the rest of the videos on their official YouTube channel here.