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The 39 Clues Wiki
←Card 330: Guam | Card 331: Underwater Mines | Card 332: Puzzle Box→
Card 331: Underwater Mines
Number: 331
Branch: Vesper
Type: Secret
Rarity: Common
Puzzle: Yes
Clue: No
Top Secret: No
Where To Get This Card: Card Pack 2: The Magellan Heist


This card comes with Card Pack 2: The Magellan Heist.

Description

"What makes a dangerous mission even more fun? Underwater mines! It might seem like the Vespers' idea of a practical joke, but these explosives were put in place by the US military to protect their naval bases. It'll take a special agent to navigate such a closely protected area. Do you know anyone who might be up to the task?"

Puzzle

The code reads "Intruder Detected."


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