If you don’t know what’s a Demented Echo in Cold War Outbreak, you are going to learn about it soon.
The Restful Spirit challenge is one of the tricky ones in the new mode, where you should face Demented Echo Cold War Outbreak zombies, but we are here to help you a little bit with this challenge.
There might be even more locations of Demented Echos on each map if you fully explore the buildings and houses around each map.
Call of Duty Black Ops Cold War is now available on PS4, PS5, Xbox One, Xbox Series X, Xbox Series S, and PC.