Slow, heavy blunt weapon
The Obsidian Hammer is a heavy hammer with a slower attack identity and blunt strikes.
Main WeaponConfirmed
Obsidian Hammer
Heavy hammer
The Obsidian Hammer is a heavy hammer found in the Obsidianite Mines in Mammon. It is a slow, heavy blunt weapon, and its acquisition route ends with the Prophet of Profane Infinities encounter.
- Main Weapon
- Heavy hammer
- Mammon
At a glance
Quick Facts
Weapon identity
Heavy hammer
Region
Mammon
Route anchor
Outskirts of Mammon
Destination
Obsidianite Mines
Where to Find the Obsidian Hammer
Region
Mammon
Route anchor
Outskirts of Mammon
Destination
Obsidianite Mines
For the first-time route, start from Outskirts of Mammon and follow the route through Mammon toward Obsidianite Mines.
How to Get the Obsidian Hammer
Reach the bottom of the mines and defeat the Prophet of Profane Infinities to obtain it.
Start from the Outskirts of Mammon Beacon and head west. If Abandoned Outpost is already unlocked, it provides a nearer route anchor.
Cross the enemy camp and continue over the rope bridges.
Follow the descending route toward Bone Gate.
Pass through Bone Gate, continue through the mining area, and cross the later rope bridges.
Reach the large mining area in Deserted Slums.
Descend into the central quarry and find the mine entrance in the lower area.
Enter the Obsidianite Mines and ride the elevator down.
Continue deeper through the rooms with collapsing floors.
Descend along the ledges and chasm route, then use the jump pad at the bottom.
Defeat the Prophet of Profane Infinities at the end of the route to obtain the Obsidian Hammer.
Obsidian Hammer Weapon Mechanics
Related Tarstones
Colossus Stone
Weapon Ability relationColossus Stone is the Weapon Ability Tarstone for the Obsidian Hammer and provides an ability built around a landing shockwave.
Obsidian Hammer FAQ
Where is the Obsidian Hammer in Mortal Shell II?
The Obsidian Hammer is obtained at the bottom of the Obsidianite Mines in Mammon after the Prophet of Profane Infinities encounter.
How do you get the Obsidian Hammer?
Start from Outskirts of Mammon, travel west through Bone Gate and Deserted Slums, descend through the Obsidianite Mines, and defeat the Prophet of Profane Infinities at the end of the route.
What is the nearest Beacon to the Obsidianite Mines?
Outskirts of Mammon is the verified anchor for the full first-time route. If Abandoned Outpost is already unlocked, it is a nearer route anchor.
Do you have to defeat the Prophet of Profane Infinities?
Yes. The Prophet of Profane Infinities encounter is at the end of the Obsidianite Mines route and must be completed to obtain the Obsidian Hammer.
Is the Obsidian Hammer found in a chest?
No. The Obsidian Hammer is awarded after you defeat the Prophet of Profane Infinities at the bottom of the Obsidianite Mines.
Sources & Verification
Current-release information reviewed 2026-08-27.