A stone that awakens the potential of Sorcerers.

Gives the following effects when compounded on a slot of a Costume Garment:
Increases damage of Diamond Dust by 15%.

When equipped with Professor Stone II(Upper):
Increases damage of Diamond Dust by additional 10%.

When equipped with Professor Stone II(Mid):
Increases damage of Earth Grave by 20%.

When equipped with Professor Stone II(Lower):
Reduces cooldown time of Varetyr Spear by 1 second.

Find NPC: Lace La Zard at mal_in01 (20,107)