You can choose whom to affect when you channel energy.
Prerequisite: Cha 13, channel energy class feature.
Benefit: When you channel energy, you can choose a number of targets in the area up to your Charisma modifier. These targets are not affected by your channeled energy.
Essentia: You can choose 1 additional target / Essentia
Normal: All targets in a 30-foot burst are affected when you channel energy. You can only choose whether or not you are affected.