Corrupt Enchantment

Acquisition
Signet of Capture:
 * Nightfall
 * Tain the Corrupter (Yatendi Canyons)
 * Hauseh the Defiler (The Sulfurous Wastes)
 * Razakel (Domain of Secrets, only during Blueprint of the Fall)
 * Torment Weaver (Turai's Procession, only during Battle of Turai's Procession)