Ageless Serpent's Foresight

2 pieces: Set: Your healing spells have a chance to apply Insurance! to their targets that heals them for 1,175 over 15 sec. Insurance! is consumed if an ally drops below 40% health to heal them for 629.

4 pieces: Set: Casting Renewing Mist applies Insurance! for 6 sec. The healing of Insurance! is increased by up to 50% in proportion to the coverage Renewing Mist has on you and up to 10 allies.