Ahead of Halo Infinite's release in December, Microsoft has announced new statistics about the sci-fi shooter series that speak to its size and scale.
More than 81 million Halo games have been sold since the franchise debuted in November 2001. Microsoft did not provide a sales breakdown by game, but the company said 2015's Halo 5: Guardians was the «biggest Halo launch to date.» For comparison, Activision has sold more than 400 million Call of Duty games, while the GTA series has passed 355
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