748-R Obsidian Blade

"The 748-R Obsidian Blade is guaranteed to be a handy companion for any Shadowrunner looking for a stylish piece of steel (or stone) they can flash at their mark. We here at [insert dystopian weapon seller name] assure the blade of this weapon will cut even the thickest kevlar and up to 1mm thick steel-plates.
Unfortunately we couldn't fold it a million times because it's a rock."

(A shattered blade are not covered void this product's warranty and any damage to the product caused by it's use in combat will immediately end the 30 day return period)