Hearthstone – [Updated 9/29/2026] 36.6 Patch Notes

What’s in this update

Patch 36.6, launching today, starts the countdown to Hearthstone’s next expansion, Reign of the Black Empire, and brings the new Black Market, a new Battlegrounds minion type, balance updates, and more!

Be sure to check out our Reign of the Black Empire Cinematic Trailer featuring the Old Gods at the peak of their power and the Titan-forged rising to challenge their dominion:

Pre-Purchase Reign of the Black Empire

Prepare to embrace corruption and command ancient powers when Reign of the Black Empire launches on October 20! Step back into ancient Azeroth, when the Old Gods ruled the world and waged war against the Titan-forged armies sent to stop them. Command the most powerful Old Gods Hearthstone has ever seen, create custom minions with the new Assemble keyword, and decide the fate of Azeroth in Hearthstone's next expansion.

Reign of the Black Empire has 135 new collectible cards. You can learn more about the new Old Gods mechanic, the new Assemble keyword, and more in the Reign of the Black Empire announcement blog. Start your reign early with pre-purchase bundles, available now!

Pre-purchase
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Read the full patch notes on news.blizzard.com →

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