You select 2 willing creatures, until the start of your next round all damage taken by those creatures is dealt to you instead. If you are knocked unconscious by this damage, at the start your next round you Heal, if you are not knocked unconscious , you choose a single target and Harm.
Heal: You heal half the chosen creatures half the damage you have taken.
Harm: You harm a single creature within range of you, they take half the damage taken.