UPDATE: This patch has been released on Xbox One & Xbox 360, and Chaos Mode is now out for these consoles. We’ll update when we get patch notes.
A new patch for Call of Duty: Ghosts has been released for PC players. User @JrrizzoYT has sent an image showing that Chaos Mode, previously announced on the Devastation Day stream, is now available in Extinction on all maps. Chaos Mode is round based infinite amount of aliens mode for Extinction.
We’ll update this post when the patch notes are released.