MMOHut, "Blizzard's World of Warcraft was released on November 23, 2004 and now has over 12 million paying members world wide. It's no surprise that other studios have been eager to capitalize on WoW's success. This frenzy has lead to a series of MMORPG releases that are popularly referred to as 'WoW clones.' It is a growing MMO segment that encompassing both pay-to-play and free to play games. Some of these titles have succeeded while others have barely gotten off the ground. Some games deny being WoW clones while others..."