Vanilla Death Spell

Death Spell
(Necromancy)

Level: 6
Range: Visual range of the caster
Duration: Instant
Casting Time: 6
Area of Effect: 15-ft. radius
Saving Throw: None

When a Death Spell is cast, it snuffs out the life force of creatures within the area of effect, instantly and irrevocably. Creatures with more than 8 Hit Dice are immune to this spell with the exception of summoned creatures, which are automatically slain. Only enemies are affected by this spell.