D&D 5th: Demon Tower of Madness
Aura of Vitality
Casting Time: 1 action
Duration: Concentration, up to 1 minute
Healing power links you to friendly creatures within 10 feet of you, and with each strike you land on a foe, your allies receive a surge of vitality. For the duration, once on each of your turns when you deal damage to a hostile creature, each friendly creature in the area, including you, regains 1d6 hit points.