The unusual death of Claire Bennet in Heroes Reborn

Claire Bennet is a character endowed with an extremely powerful cellular regeneration ability linked to a specific area of her brain. While she can heal from almost any wound and regrow severed limbs, she still feels pain during her traumas. In the series Heroes Reborn, she nevertheless meets her death while giving birth to twins whose boy, named Tommy, inherits the power of his great-grandfather Arthur Petrelli and involuntarily drains his mother's ability.