Eternal Sanctum Key is a Key Item in Dark Souls 2.
| Key to the inner chamber of the Eternal Sanctum.
The Sunken King erected the Eternal Sanctum to shelter Sinh the Dragon.
The sanctum appears to be a solemn temple, but it is filled with devilish creatures that ensure no trespasser shall cause offense.
- Opens the door to the path that leads to the Cave of the Dead
- In the Dragon's Sanctum guarded by 3 Ghost Knights, close the area where the floor is covered with spikes.
- Video of Sanctum Key Location