Disciple of Darkness
( Champions of Ruin, p. 23)[Vile]
You formally supplicate yourself to an archdevil. In return for this obedience, you gain a small measure of the archdevil's power.
Prerequisite
Lawful evil alignment,
Required for
Hellbound knight (CR) ,
Benefit
Once per day, while performing an evil act, you can call upon your diabolic patron to add a +1 luck bonus to any one attack roll, saving throw, ability check, skill check, or level check.
Special
This feat can only be taken once. A character who takes this feat cannot also take the Scion of Sorrow or Thrall to Demon feat.