From Lineage 2 Encyclopaedia

Properties

Mental Impoverish
For 1 minute, causes mental impoverishment on the enemy and causes MP to disappear at a certain rate when damage is received.
Class	Inspector
Type	debuff
Attribute	-
Recast time	2 s
Cast time	3 s
Cast range	600
Classes with same skill	Inspector, Judicator

Skill Upgrade

Lvl. to Learn	Skill Lvl.	Description	MP Consume	HP Consume	SP
68	1	For 1 minute, causes mental impoverishment on the enemy and causes MP to disappear at a certain rate when damage is received.	64	0	632
70	2	For 1 minute, causes mental impoverishment on the enemy and causes MP to disappear at a certain rate when damage is received.	65	0	940
72	3	For 1 minute, causes mental impoverishment on the enemy and causes MP to disappear at a certain rate when damage is received.	67	0	997
74	4	For 1 minute, causes mental impoverishment on the enemy and causes MP to disappear at a certain rate when damage is received.	68	0	1428