Sun Blade

This weapon ignores bonuses to AC granted by waring nonmagical armor, natural or otherwise. Objects are treated as having weakness to all damage dealt by this weapon.
The Sun Blade is a masterfully crafted weapon. Its handle is wrapped in dark silk, and its tsuba features a sun with nature motifs. The blade itself is forged from pure, radiant energy. Engraved on the scabbard are the words Jibun o seifuku suru