Well internet, you were right once again. In a stream that has just concluded, Blizzard announced the next Hearthstone [Free] Adventure, and it is, indeed, related to Karazhan and Medivh, as we had guessed when the event invitations went out. One Night in Karazhan, as is the official title, will take players all the way to Karazhan, Medivh's tower, for some "enchanted" single-player content. As the guest of Medivh, you'll be lavishly entertained, enjoying  wonderful feasts and Opera performances among other spectacles. As you can already tell, One Night in Karazhan will have a very different feel than League of Explorers and Blackrock Mountain; this one is all about partying under the disco balls.
Mike Morhaime, CEO of Blizzard, points out that the team is trying to reimagine one of Azeroth's most popular location as a Hearthstone adventure, and Ben Brode said in the stream that they wanted to show how these legendary locations looked when people were living in them. So, while the location is going to look familiar to those who've played World of Warcraft, it will have a much lighter feel to it, and I'm glad for that.
The Adventure starts with your arrival at Medivh's party, but the host has gone missing and his immense collection of arcane objects is running amok. So, you and Moroes, Medivh's butler, will have to keep the party from spinning completely out of control while also trying to find the missing host. Of course, you'll still be having fun and enj...