From Lineage 2 Encyclopaedia

Properties

Punch of Doom
Inflicts great damage on the enemy with iron-fist. Requires a fist weapon. Ignores Shield Defense. Over-hit and Critical are possible. Power 4580.
Class	Tyrant
Type	active
Attribute	-
Recast time	300 s
Cast time	1.36 s
Cast range	40
Classes with same skill	Tyrant, Grand Khavatari

Skill Upgrade

Lvl. to Learn	Skill Lvl.	Description	MP Consume	HP Consume	SP
55	1	Inflicts great damage on the enemy with iron-fist. Requires a fist weapon. Ignores Shield Defense. Over-hit and Critical are possible. Power 4580.	0	0	89
64	2	Inflicts great damage on the enemy with iron-fist. Requires a fist weapon. Ignores Shield Defense. Over-hit and Critical are possible. Power 6632.	0	0	295
72	3	Inflicts great damage on the enemy with iron-fist. Requires a fist weapon. Ignores Shield Defense. Over-hit and Critical are possible. Power 9132.	0	0	997