| Objective | Collect shark teeth, Bitcoin, and air tanks |
|---|---|
| Teeth | 5 teeth = 0.01 BTC (Spacebar) |
| Air Tanks | Cost 0.1 BTC, add 10s (max 6) |
| Hazards | Fish (8 spawn 3-17s), Sharks (2s & 4s), Whale (after 5s, steals BTC) |
| Bitcoin Crab | Every 30s, touch for Golden Tooth (1 BTC) + BTC trail |