Track Multiplayer, MWZ and Prestige mastery camos.
Choose a tracker to follow your mastery camo progress.
Modern Warfare 3 has trackers for Multiplayer and Zombies mastery camos, each with a weapon mastery tab, plus a Prestige camo tracker.
Open a tracker, select a weapon and mark the camos you have unlocked. Completed weapons count toward the mastery camo shown at the top of the tracker.