Enfeebling Blood

Acquisition
Skill Quests: Skill Trainers: Signet of Capture:
 * Advanced Defense Techniques (Shing Jea Monastery)
 * Taltosh (Grendich Courthouse)
 * Captain Osric (Yak's Bend)
 * Dakk (Ember Light Camp)
 * Chan the Dragon's Blood (The Undercity)