During today's Activision earnings call, CEO Bobby Kotick revealed that Blizzard's Diablo 3 has managed to sell over 10 million copies so far. "Year-to-date, Diab
lo 3 is the top-selling game overall based on enough meta, digital and retail sales in North America and Europe. Diablo 3 has sold already in excess of 10 million copies," Kotick said.Diablo 3 launched back in May, with 3.5 million snatching the game up within the first 24 hours. In North America, NPD stated that Diablo 3 sold one million retail copies across May. The current version of the game, 1.0.5, has been available since October 25.Update: An expansion for the game is also in the works, Blizzard Entertainment president Mike Morhaime announced during the call: "We do have an expansion planned for Diablo 3, I don't have any timeline to talk about. I think the most important thing for us always comes down to the quality of the expansion and the gameplay, so that will be a big factor in terms of driving our schedule."