Promise of Earth IV is an active skill in AION Classic 5.0. The Chanter learns it from level 51. It recharges in 10 s.

Learned by

Class	Faction	Character level	Skill level
ChanterLearned automatically	Both factions	51–59	1–9
ChanterLearned automatically	Both factions	71–75	10–14

Taught by

Item	Skill level
Promise of Earth IVChanter (Skill Book)
[Event] Promise of Earth IVChanter (Skill Book)