Channel Energy

A wave of positive or negative energy washes out from you out to a radius of 30 feet. Choose positive or negative energy when you cast the spell.

Positive. Living creatures in the area recover 5d6 hit points and undead creatures in the area must succeed on a Constitution save, taking 5d6 radiant damage on a failed save or half as much on a successful one.

Negative. Undead creatures in the area gain 5d6 temporary hit points and living creatures in the area must succeed on a Constitution save, taking 5d6 necrotic damage on a failed save or half as much on a successful one.

Constructs are immune to this spell.