Unlock buildings to plunder some spoils. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Warzone 2 DMZ keys are mysterious little items—some are ...

Lay the key on a sticky note or piece of paper. Write the door the key unlocks on the paper. Take a picture of the key on the label. You can create a photo album on your phone with all the pictures, ...