Agony Rune IV is a level 1 active skill in AION Classic 5.0. The Assassin learns it at level 45. It recharges in 60 s.

Learned by

Class	Faction	Character level	Skill level
Assassin	Both factions	45	1

Taught by

Item	Skill level
Agony Rune IV/IVAssassin (Stigma)	1