Negative Conduit

•You can absorb up to 10 levels of spells cast at you or an ally within 30ft. In addition, heal d6 equal to the spell level.
• Everytime you cast a spell or use a spell effect, You take necrotic damage equal to the level of the spell cast. Cantrips are always 1 damage. You recharge d6 + 1 spell levels at the end of 7 days.