Mark of Subversion

Description
For (4...9) seconds, the next time target foe casts a Spell that targets an ally, the Spell fails and you steal up to (10...76) Health from that foe.

Progression

 * Duration is measured in seconds.

Acquisition
Skill Quests: Skill Trainers: Signet of Capture:
 * None
 * Marna (Ice Tooth Cave)
 * Firstwatch Sergio (Lion's Arch)
 * Dakk (Ember Light Camp)
 * Gryp Wickedwing (Stingray Strand)
 * ... (more) to be added ...