Penance

Penance is a priest specialization ability granted upon choosing the Discipline tree. While channeled, it deals direct damage to an enemy or heals a friendly target.

Improvements

 * Twin Disciplines increases Shadow and Holy spell damage and healing by 2/4/6%
 * Evangelism stacks increase the throughput of Penance, but Penance cannot be used to build Evangelism stacks
 * Inspiration procs from Penance crits, temporarily reducing the target's physical damage taken by 5/10%
 * Grace procs from each tick of Penance - granting up to 3 stacks per cast, increasing healing received from the priest by up to 24%
 * Renewed Hope increases the critical strike chance of Penance on targets afflicted by Weakened Soul or your Grace effect by 5/10%
 * Train of Thought gives Smite a 50/100% chance to reduce the cooldown of Penance by 1 sec
 * Glyph of Penance reduces the cooldown of Penance by 2 sec