NPC Guide
All NPCs, their locations, and what they offer.
📖 5 min read•Beginner•Updated 2026-03-15
💡 Quick Tip: The Scientist NPC is the most important — completing his quest unlocks the Mutation Scanner.
👤NPC Directory
| NPC | Location | Function |
|---|---|---|
| Fish Merchant | Surface Dock | Buy/sell fish |
| Equipment Shop | Surface Town | Buy tubes and guns |
| Race Reroller | Surface Town | Reroll race with Star Fragments |
| Scientist | Underwater Lab (75m) | Quest: Mutation Scanner |
| Treasure Hunter | Ancient Sands (150m) | Quest: Treasure Maps |
| Deep Diver | Crystal Caves (250m) | Quest: Deep Sea Exploration |
⭐Priority NPCs
- Fish Merchant — sell fish here for money (visit after every dive)
- Equipment Shop — upgrade tubes and guns (check after earning money)
- Scientist — complete quest ASAP for Mutation Scanner
- Race Reroller — reroll if you have a bad starting race