User blog comment:Damac1214/Call of Duty: Advanced Warfare DLC Comes First to Xbox Live/@comment-187.144.211.63-20140502221713/@comment-1055346-20140502222015

We don't actually know if there will/will not be a Zany Co-Op mode like Extinction or Zombies. We didn't even learn about Extinction until a month before Ghosts released. Plus, the 2054 setting makes a Co-Op mode of some sort even more likely.