From Lineage 2 Encyclopaedia

Properties

Stun Attack
Attacks the enemy with 36 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.
Class	Warrior
Type	active
Attribute	-
Recast time	3 s
Cast time	1.08 s
Cast range	40
Classes with same skill	Warrior, Gladiator, Warlord, Raider, Destroyer, Orc Shaman, Overlord, Warcryer, Scavenger, Bounty Hunter, Artisan, Warsmith, Duelist, Dreadnought, Titan, Dominator, Doomcryer, Fortune Seeker, Maestro

Skill Upgrade

Lvl. to Learn	Skill Lvl.	Description	MP Consume	HP Consume	SP
20	1	Attacks the enemy with 36 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	19	0	4
20	2	Attacks the enemy with 39 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	19	0	4
20	3	Attacks the enemy with 42 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	20	0	4
24	4	Attacks the enemy with 49 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	21	0	6
24	5	Attacks the enemy with 53 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	21	0	6
24	6	Attacks the enemy with 57 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	22	0	6
28	7	Attacks the enemy with 66 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	24	0	7
28	8	Attacks the enemy with 71 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	25	0	7
28	9	Attacks the enemy with 77 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	26	0	7
32	10	Attacks the enemy with 88 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	27	0	10
32	11	Attacks the enemy with 94 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	28	0	10
32	12	Attacks the enemy with 101 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	29	0	10
36	13	Attacks the enemy with 115 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	31	0	13
36	14	Attacks the enemy with 123 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	32	0	13
36	15	Attacks the enemy with 131 Power added to P. Atk., inflicting Stun for 9 seconds. Requires a blunt weapon. Over-hit is possible.	33	0	13