Iselin wrote: World of Warcraft has been running for 10 years, and in that time has become the most successful MMORPG of all time. It holds the world record in terms of subscribers, and with over 10 billion dollars grossed as of July 2012 it is also the most profitable game of all time. During the decade the servers have been live the game has seen its share of successes, but also some dwindling numbers in subscribers in the later years. It is only natural that some players will lose interest after years of grinding, raiding and repeating battlegrounds. However, with the launch of the newest expansion Warlords of Draenor, the game has enticed millions of players to return to the world of Azeroth.