Today during BlizzCon, Blizzard announced the latest expansion for Hearthstone, called Mean Streets of Gadgetzan. The expansion is set to release sometime in December, and will add 132 new cards.

Themed after the city of Gadgetzan, a desert outpost from World of Warcraft, the expansion will add three different clans: The Grimy Goons, The Kabal, and The Jade Lotos. As well as introduces new tri-class cards, which depending on the card can be used in any one of three classes. The Kabal tri-class cards, for example can be played in Mage, Priest, or Warlock decks.

You can check out the new expansion via two new trailers: