| ↑ | ||
| ← | 
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→ |
| ↓ |
- Activate Switch I to lower the spikes in your path and continue east.
- If you have a Steel Key, you can reach the chest in the lower-left corner of the room by activating Switch II. Remember to deactivate it afterwards to continue on!
- Once you have the Hammer, you can create a shortcut through this room (which will come in handy for reaching the secret boss).
ENEMIES
- Copper Fish (must be cleared to progress): Two waves.
- Wave #1: Copper Fish (x4)
- Wave #2: Copper Fish (x2), Steel Fish (x2)
- Drill Bot (guards Chest #1): Copper Fish (x3), Drill Bot (x2)
- Sludge Slime (guards Chest #2): Two waves.
- Wave #1: Sludge Slime (x5)
- Wave #2: Sludge Slime (x3), Copper Fish (x2)
CHESTS
- Chest #1: Donut, Beef
- Chest #2: Solar Flare (skill), Glass (x5), Silk (x2)
- Chest #3 (requires Steel Key): Space Helmet (male hat), 7-Segment Display (x3), Plastic
- Chest #4: Bio Virus (x2), Curly Horn (x2), Solid Spike (x2)