Fire spiders

Fire spiders was a spell that summoned a species of planar spiders infused with elemental fire, known as fire spiders.

Effects
This spell conjured a swarm of around 240 fire spiders, which would search the surrounding area for something or someone to attack and ignite. These creatures were immune to fire, but vulnerable to water or other nonflammable liquids. They would not die after the attack. Instead they would stay until they were slain, banished, or the spell expired.

History
In, a group of Maerimydran drow spellcasters based in the Twisted Tower of Ashaba used this spell to set large parts of the southern Rystall Woods on fire, separating it from Cormanthor.

Material components
Casting this spell required rubys or ruby dust worth at least 500 gold pieces. The spell also required a somatic and verbal component.

Spellcasting Traditions

 * In the Rashemen spellcasting tradition of the vremyonni, the material component for this spell was a pinch of sulfur.

Appearances

 * Novels
 * The Shield of Weeping Ghosts