Here's a Call of Duty: Black Ops 3 video which Treyarch released under our radar yesterday.

Official Call of Duty: Black Ops 3 / Treyarch - Nightmares Watch on YouTube

The video gives you a glimpse of what to expect once campaign mode is completed: the ability to do it all over again, but with Zombies.

It's called Nightmares, and if you have already gorged on the campaign, you know this already.

Call of Duty: Black Ops 3 was released yesterday, November 6.