Home› News› Bio Lab Water Puzzle in X01 - MW4 DMZ
gaming Nov 12, 2026 · 👁 3 views · Syndicated from Game Rant

Bio Lab Water Puzzle in X01 - MW4 DMZ

The Bio Lab is filled with water, and it's not just for show. You can find hidden loot and potential Weapon Manuals and Ultra-rare items in the Bio Lab's underwater area, but you'll first need to know where to find this secret loot room in X01 and the directions you need to take underwater to find the water valve, the...

The Bio Lab is filled with water, and it's not just for show. You can find hidden loot and potential Weapon Manuals and Ultra-rare items in the Bio Lab's underwater area, but you'll first need to know where to find this secret loot room in X01 and the directions you need to take underwater to find the water valve, the shark (yes, really), and the lockers that could make your loot run worth the swim!

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Original reporting appears on the publisher's site.

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