Warzone: What Is Exfiltration Trios? New Call Of Duty Game Mode Explained A brand new Warzone mode is here! Call of Duty: Warzone and Black Ops Cold War is well underway, so you’ve probably explored all there is to explore with the new update. Well, fear not, as Raven Software have just released a new playlist update featuring a brand new Warzone mode called “Exfiltration Trios”. If you haven’t jumped into the new mode yet, and you’re curious what all the fuss is about, we’ve put together a handy guide to get you ready for battle.