A Krath blood blade was a weapon of the Krath Sith cult. These weapons were specifically to resistant to an attack from a Jedi's lightsaber and as such the metal was weaved with cortosis ore. These weapons were often used by Krath assassins and many Sith believed that the weapon predated the lightsaber.
Other Krath weaponry include the dire sword, the double sword, and the war blade.
Appearances
- Star Wars: Knights of the Old Republic (First appearance)