Max Upgrade +5
Upgrade Starts +3
Damage Type Poison

Mercurystone is a type of Ore found in Demon's Souls



Melted, poisonous ore. Enhances knives, curved swords, spears, and so on.

An ore that applies a strong poison to the weapon. Weapons can be strengthened by Mercurystones up to a maximum of level 5.





Types and Availability

Name & Icon Location
 Shard of Mercurystone
Chunk of Mercurystone
Pure Mercurystone


Compatible Weapon



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