Android Posted April 22, 2015 by admin in Android, Card, Card, Games, Games, iOS 4135 Hearthstone Heroes of Warcraft Blackrock Mountain: A Hearthstone Adventure Blackrock Mountain has been added and will be accessible starting April 2. Blackrock Mountain is a new single-player Adventure that pits you against challenging NPC (non-player character)... Read more Tags: card, Hearthstone, Hearthstone Heroes of Warcraft, Heroes, Heroes of Warcraft, Warcraft