Circle of death

Circle of death was a necromancy spell that snuffs out the life force of several living creatures in all directions.

History
The Netherese arcanist Dethed was given the credit for the creation of this spell in -1895 DR. Originally this spell was know as simply death spell By 1372 DR, this spell was commonly know as circle of death.

Effects
The old "Death spell" version slew creatures outright makeing it only possible for them to return via a Wish spell. This version killed creatures in the 30-feet wide or bigger cube

Negative energy, appearing as light that is somehow dark ,radiated out in a burst as directed by the caster. All touched by this energy can have their life force snuffed out.

The post sundering version created a 60 feet ball of negative energy with the 150 feet range. Every creature in the sphere would have to resist the necrotic energies or suffer serious damage. If this spell was cast with a even higher level the spell would have caused even more damage.

Material components
A powdered black pearl worth at lest 500 gold pieces. The older vertions of this spell needed powdered black pearl worth at lest 1000 gold pieces.

Realmslore
Circle of death was a common spell in the Realms. The somatic component of this spell required the caster to point their finger at the intended targets, and toss the powdered black pearl dust into the air in front of the casters lips. The verbal component is echoing and awesome.