From Lineage 2 Encyclopaedia

Properties

Mass Transform
For 10 sec., mutates enemies to reduce their Speed by 20% and render them unable to attack. Mutated enemies return to normal when inflicted with damage.
Class	Iss Hierophant
Type	debuff
Attribute	-
Recast time	120 s
Cast time	1.41 s
Cast range	900
Classes with same skill	Iss Hierophant

Skill Upgrade

Lvl. to Learn	Skill Lvl.	Description	MP Consume	HP Consume	SP
85	1	For 10 sec., mutates enemies to reduce their Speed by 20% and render them unable to attack. Mutated enemies return to normal when inflicted with damage.	126	0	10000
90	2	For 10 sec., mutates enemies to reduce their Speed by 20% and render them unable to attack. Mutated enemies return to normal when inflicted with damage.	139	0	370000
95	3	For 10 sec., mutates enemies to reduce their Speed by 20% and render them unable to attack. Mutated enemies return to normal when inflicted with damage.	153	0	1000000
99	4	For 10 sec., mutates enemies to reduce their Speed by 20% and render them unable to attack. Mutated enemies return to normal when inflicted with damage.	166	0	5000000