Are You MISSING OUT On This HIDDEN QUEST in MW3 Zombies?

There's a Secret Easter Egg in MW3 zombies that I completely forgot about! This Chessboard easter egg requires 4 signals you need to send by killing 3 mercenary bosses around the map. This will unlock a secret VAULT and grant you access to some good loot! ------------------------------ Donate! :: https://streamlabs.com/mmmmdoughnuts/tip Help Me Reach 20,000 Subscribers! :: https://youtube.com/mmmmdoughnuts21?s... My Discord Server! ::   / discord   ------------------------------ Cold War Zombies 101 ::    • Cold War Zombies 101   ------------------------------ Second Channel! ::    / @doughnutscubed   ------------------------------ Zombies 101 ::    • Zombies 101   Black Ops 4 Zombies 101 ::    • Black Ops 4 Zombies 101   Black Ops 3 Zombies 101 ::    • Black Ops 3 Zombies 101   Black Ops 2 Zombies 101 ::    • Zombies 101 :: Black Ops 2   Black Ops 1 Zombies 101 ::    • Zombies 101 :: Black Ops 1   World at War Zombies 101 ::    • Zombies 101 :: World at War   Black Ops 4 Zombies Weapon Guides ::    • Black Ops 4 Zombies Weapon Guides   ------------------------------ Twitter:   / mmmmdoughnuts21