Warcraftis a franchise of video games, novels, and other media created by Blizzard Entertainment. The series is made up of five core games:Warcraft: Orcs & Humans,Warcraft II: Tides of Darkness,Warcraft III: Reign of Chaos,World of Warcraft, andHearthstone. The first three of these core games are in the real-time strategy genre, where opposing players command virtual armies in battle against each other or a computer-controlled enemy. The fourth and best-selling title of the franchise is a massively multiplayer online role-playing game (MMORPG), where players control their character and interact with each other in a virtual world. The most recent title isHearthstone, a digital collectible card game.