An evil cleric (or maybe a neutral cleric of the evil deity) can’t transform organized spells to cure spells but can change them to inflict spells (an inflict spell is one particular with “inflict” in its name). Channeling energy causes a burst that affects all creatures of one variety (possibly https://dndstrangerthings74060.estate-blog.com/14662057/a-secret-weapon-for-dungeon-dragons-bardbarian