The final chest of Exquemelin's chain. Contains the Rapier of a Thousand Cuts.
Mermaid Lagoon, coordinates I6-N1. The chest is buried under a coral outcropping, accessible only at low tide (server time 04:00 or 16:00).
Three mermaid statues surrounding a central pillar, glowing kelp forest
Level 22+ required. The chest is guarded by 2 Elite Mermaids (Level 20 each). Bring a Frigate with full crew.
Rapier of a Thousand Cuts (Legendary One-Handed Sword) + Exquemelin's Hat (cosmetic) + Title 'Cartographer' + 25,000 Piastre
You've completed Exquemelin's chain! Use the Rapier with the Hemorrhage passive to dominate endgame PvE.