Crystal of Venom (3.5e Equipment)

Crystal of Venom
The crystal of venom glows with a pale green haze. Touching it makes you feel ill. When connected to a weapon, its business edge seems slightly wet with a pale green liquid which proves hazardous to organic life.

The weapon allows you can apply poisons as a swift action and you do not risk poisoning yourself.
 * Least

As the least crystal, and the weapon deals an extra 1d6 in poison damage. Creatures immune to poison are immune to this damage.
 * Lesser

As the lesser crystal, and the 1d6 poison damage applies, even if the creature is immune (other poison damage does not bypass immunity). The DC of applied poisons is increased by the weapon's enchantment bonus.
 * Greater

Aura: Faint (DC 17) transmutation Price: Cost::2,000 gp (Least), Cost::8,000 gp (Lesser), Cost::18,000 gp (Greater)