How much do you really know about Call of Duty?

So you think you're a Call of Duty superfan? Know everything there is to know about the series and its multiple incarnations? Check out this rundown of some truly epic Call of Duty facts you probably didn't know. It's almost a guarantee you'll walk away with some knowledge imparted to you that'll make you even more hyped about the series if you weren't already. And if you're not a shooter fan, take a look anyway for some insane numbers that'll blow you away about the video game industry.

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