If you’re struggling with camo challenges, we’ve got your back with this handy guide. It’s a lengthy grind even if you’re only shooting for Gold, and that grind can extend for dozens upon dozens of hours if you’re striving for Diamond or Dark Matter. Obtaining these rare camos requires you to complete every single challenge for a range of weapons that depends on the camo you’re aiming for. Camo challenges give hardcore Call of Duty players something to work toward, and Gold, Diamond, and Dark Matter mastery camos return in Black Ops Cold War.