Much like the Dark Aether Zone associated with the Bad Signla mission‚ there is a complicated‚ easter egg-filled way to permanently open the Coutermeasures Dark Aether Zone in Modern Warfare Zombies. It involves the Drum you get from completing the Countermeasures mission and a few other special items. To permanently unlock the Countermeasures Dark Aether Rift‚ you need to collect a series of items similar to the Sigils with the Bad Signal Dark Aether Zone. You need the Drum‚ Tattered MMA Gloves‚ Perforated Target‚ and Instead of finding the items in Urzikstan‚ you’ll find the easter egg items within the Countermeasure mission Dark Aether Zone. How to get and use the Drum in MWZ The Drum is one part of four items you need to permanently open the Countermeasures Dark Aether Zone Gate. For now‚ you can keep your Drum in the stash because it is Gold. You now need to first collect the three purple items‚ which are the Tattered MMA Gloves‚ Perforated Target‚ and … wh...