Getting the main easter egg in Call of Duty Black Ops 6: Zombies is never easy, and the Citadelle des Morts main Easter Egg is right up with some of the hardest zombie puzzles. But if you're ...

Call of Duty: Black Ops 6 has a brand new map added to the Zombies mode. Citadelle des Morts, the Citadel of the Dead, is a castle filled with zombies and secrets to decode and decrypt.