READ MORE A message from Treyarch explains: “Watch for patch notes before Season One goes live, covering these changes and everything coming to Black Ops Cold War and Warzone on Dec. 16th. “To clarify, this download will go live at 11PM Pacific Time tonight in Black Ops Cold War. Warzone's update is planned to go live 24 hours later at the start of Season One.” Based on what has been shared so far, Call of Duty Black Ops: Cold War Season 1 should release at 7am GMT on December 16, 2020. And here’s more on that new content coming to Black Ops Zombies this week with the launch of Season 1: