Ahead of COD Next, All Mastery Challenges in Call of Duty: Modern

A new leak has reportedly revealed all Mastery Challenges for Zombies mode in Call of Duty: Modern Warfare 3, ahead of an Open Beta.

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Ahead of COD Next, All Mastery Challenges in Call of Duty: Modern Warfare 3 Zombies Have Been Leaked! - EssentiallySports

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Midas touch: One Modern Warfare 2 player has already unlocked Gold camo on every gun - Dot Esports

All Modern Warfare 3 Mastery Camos