Boss:
These areas are the same as Royal Jelly Palace except this shadow lair's version have Polyps rather than Gun Puppies.
Armor that protects against normal, piercing, and freeze is recommended. Shadow and elemental weapons are recommended.
This Shadow Lair's entrance in depth 23.
Map of Garden of Goo.
Map of Red Carpet Runaround.
Map of Battle Royale.
The Ice Queen.