A hidden paragraph in the source code of the official Call of Duty website offers new details about Black Ops III.

Zombies mode is coming back. This isn't a huge surprise, considering both previous Black Ops games included the undead. Still, it's an excellent additional mode that gives players something to do aside from multiplayer.

Black Ops 3 takes place in a "dark, twisted" future where the lines between humanity and our technology are blurred. Military robotics are the core of warfare.

We're posting the full paragraph below (spotted by Charlie Intel ), but these are the details you need to know:

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"Black Ops 3 is the first title for next-gen hardware in the critically acclaimed Black Ops series. Developed by Treyarch, the award-winning creator of the two most-played games in Call of Duty history. Call of Duty: Black Ops 3 deploys players into a dark, twisted future where a new breed of Black Ops soldier emerges and the lines are blurred between our own humanity and the technology we created to stay ahead, in a world where cutting-edge military robotics define warfare. With three unique game modes: Campaign, Multiplayer and Zombies, providing fans with the deepest and most ambitious Call of Duty ever."

We double checked and found the hidden message . It does include a few grammatical errors that suggest it wasn't ready to be shown. In its entirety, it reads:

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Earlier today, Activision teased Black Ops 3 with a short video titled Back in Black. The video included so many references to Black Ops I and II that, when it ended with a Roman numeral "III," Black Ops III seemed all but confirmed.Hours later, Activision confirmed that 2015's Call of Duty game is, indeed, Black Ops 3.We have reached out to Activision for comment.

Brian is an Editor at IGN. You can follow him @albinoalbert on Twitter