Boost HP IV is a level 4 passive skill in AION Classic 2.7. The Templar learns it at level 40.

Learned by

Class	Faction	Character level	Skill level
Templar	Both factions	40	1

Taught by

Item	Skill level
Boost HP IVSkillbook, Templar, Lv 40

Effect

HP

+12%

Regen hp

+38