Crystal of Swarmdeath (3.5e Equipment)

Crystal of Swarmdeath
Summary::A weapon crystal (first presented in Magic Item Compendium), this item allows weapon-users to effectively combat swarms.

A weapon with this crystal attached deals an extra 1d6 damage to swarms.
 * Least

As the least crystal, and the weapon deals full damage rather than half damage to swarms that are not immune to weapon damage, and half damage rather than full damage to swarms normally immune to weapon damage.
 * Lesser

As the lesser crystal, and the weapon can deal sneak attacks and critical hits to swarms, as well as damage swarms that are normally immune to weapon damage.
 * Greater

Aura: Faint (DC 17) evocation Price: Cost::1,000 gp (Least), Cost::4,000 gp (Lesser), Cost::8,000 gp (Greater)