Obsidian Edge

Description
A long dark blade with a large arrow-shaped guard, presumably crafted from Obsidian.

Location

 * Underworld
 * Chest of Underworld
 * Realm of Torment
 * Margonite Chest

Trivia
Obsidian is a very dark, naturally occuring volcanic glass. Like most glasses, it is fairly hard and capable of taking and holding a razor edge, but is brittle.