Dark Destroyer & Annihilator

Introduction
Dark Destroyer and Annihilator are the swords of Katsu Ueda and their trusty companions in battle. They are both Dontou and thus are extremely sharp and can easily slice through most materials with incredible ease.

Abilities
The swords themselves are not only incredibly sharp but also extremely well made from various rare materials, some of which exclusive to the swords themselves. These swords are not only completely unique but a grand breakthrough in sword making in general, and have often been compared to the meitou.

The resistance of swords to damage is not only proof of good workmanship but only goes to show the genius of their maker, the swords are able to clash with and overpower materials such as kairoseki, even after being dulled by kairoseki and stripped of the incredible sharpness of dontou's the swords retain a sharpness that in envious for masters of their craft.

Order of Acquisition

 * 1) Dark Destroyer
 * 2) Annihilator