Lightning IV is an active skill in AION Classic 5.0. The Revenant learns it from level 34. It recharges in 5 s.

Learned by

Class	Faction	Character level	Skill level
RevenantLearned automatically	Both factions	34–42	1–9
RevenantLearned automatically	Both factions	71–75	10–14

Taught by

Item	Skill level
Lightning IVRevenant (Skill Book)
[Event] Lightning IVRevenant (Skill Book)