Description: A whole new game mode, thirty new cards for your collection, a brand-new board, and the chance to school some of the Scourges most infamous champions all this and more awaits in Curse of Naxxramas! Curse of Naxxramas is a single-player PVE adventure integrated within Hearthstone. In Curse of Naxxramas, you face off against powerful bosses as you battle your way through the dread necropolis and its hordes of undead fiends. You will encounter villains such as the wily warlock Heigan the Unclean, the vile abomination Thaddius, and none other than the master of Naxxramas himself, the lich KelThuzad. Itll be a challenge, but if you outwit these fearsome foes you will reap the awesome rewards of the undead stronghold.