Overwatch Anniversary. Categories Posted inin Gameplay Overwatch’s anniversary event returns on May 21 Posted byby Mike Minotti May 18, 2019 Updated June 19, 2025 1 min Share this article twitter facebook linkedin bluesky Blizzard announced today the Overwatch Anniversary event will be coming back to the team-based shooter on May 21. It will last until June 10. Overwatch came out on May 24, 2016 for PlayStation 4, Xbox One, and PC. The game became a hit for Blizzard, attracting 40 million total players. Unlock premium content and VIP community perks with GB M A X! Join now to enjoy our free and premium perks. Join now → Sign in to your account.