Weakening Weave Curse

Description
This Spell is one of AoE of Warlock and applies Weaken Effect, a increaser of Dark Damage input. That is, specifically, needed to activate some extra effect of other Warlock´ Skills:
 * --> Adds 25% Spell Damage for.
 * --> Adds a of 30.0% until 3 opponents, lasts for 3.0 seconds.
 * --> Adds a of 2 seconds.
 * & --> Adds x% Spell Damage for this Spells by.