Enhanced transfer health

You touch a party member and transfer your own vitality into them, you can transfer up to three times your level plus your spell casting modifier worth of health. When you cast this spell you take the same amount of damage you transfer in necrotic damage.

You can also touch a creature whilst touching an ally forcing the creature to make a constitution saving throw on a failed save the creature takes your spell casting modifier necrotic damage healing your ally, however on a successful save you do not harm the creature and they have an attack of opportunity on you.