Piercing Stone

Piercing Stone is a transformation item in Sword Art Online: Integral Factor.

Back to main Items page

Details
Material used to transform equipment.

Used for transforming 1H Rapiers, 2H Spears, and 2H Bows from one-starred to two-starred weapons.

How to get
It's an uncommon drop item obtained from any monster. Drop rate is higher for Dungeon monsters and floor bosses.

Certain subquests have this item as a completion reward item.

It's obtainable in Daily Dungeons under Equipment Transformation Version.