Inside a sunken ghost galleon. Requires diving to 80m depth. Cache Key required.
Coordinates F8-W4, 80m underwater. The ghost galleon is a Phantasm Ship — semi-transparent, visible only with Night Vision Goggles.
Glowing blue ghost flames around the shipwreck, schools of luminescent fish
Level 25+ required. Bring Oxygen Pots ×10, Night Vision Goggles, and a Cache Key.
15,000 Piastre + Blackbeard's Hat (cosmetic) + 5 Charon's Obol + Random Legendary Trinket
Defeat Blackbeard Elite Captain again for another Cache Key → opens Cache 3.