The Obsidemon's Hypogeum

 is a dungeon.

Location
is found at (-84,-49) in The Tears of Ouronigride

Access
Entry requires giving Lava Za a Key to the Obsidemon's Hypogeum, which is consumed.

Rooms

 * Mobs may vary, though they will always have the same number of monsters. Challenging is possbile.



Room 1

 * 1 Mofette
 * 1 Fumaroller
 * 1 Steam Crackler
 * 1 Atomystique



Room 2

 * 3 Mofettes
 * 2 Fumarollers



Room 3


Room 4

 * 5 Steam Cracklers
 * 1 Mofette
 * 1 Fumaroller



Room 5

 * 1 Obsidemon
 * 2 Fumarollers
 * 2 Mofette
 * 1 Steam Crackler
 * 1 Sulfatara
 * 1 Atomystique

Rewards
There's no specific reward from except the chance to face the Obsidemon and gaining access to the Asparah Gorge] upon the first completion.