Uncharted 4 Chapter 12 Secret Collectible In Uncharted 4: A Thief’s End Chapter 12 At Sea, Nathan Drake and Sam continue exploring tropical islands, hidden caves, and pirate hideouts while searching for clues leading to Henry Avery’s legendary treasure. During their adventure, Nathan discovers a rare collectible treasure, the Pique Tortoise Shell Box, hidden among the island’s forgotten secrets. This valuable artifact rewards careful exploration and showcases the incredible attention to detail that makes Uncharted 4 such an unforgettable treasure-hunting experience. Every collectible tells a story from the past and encourages players to search every corner of the world. From breathtaking ocean views and pirate mysteries to hidden treasures and cinematic exploration, Chapter 12 delivers nonstop adventure. Watch this short to see Nathan uncover the Pique Tortoise Shell Box and continue his legendary search for Avery’s lost fortune.