Old Game O.T.W April 27–May 1
Halo 2 was the most popular video game on Xbox Live, holding that rank until the release of Gears Of War for the Xbox 360 nearly two years later. By June 20, 2006, more than 500 million games of Halo 2 had been played and more than 710 million hours have been spent playing it on Xbox Live; by May 9, 2007, the number of unique players had risen to over five million. Halo 2 is the best selling first generation Xbox game with at least 6.3 million copies sold in the United States alone.The game received critical acclaim, with most publications lauding the strong multiplayer component. The campaign however, was the focus of criticism for its cliffhanger ending.