Promethium Sword

 is a special sword forged by Ryūken himself. It is made of promethium, as such, it has the ability to generate and absorbing near-limitless amounts of energy. It can also channel and generate huge amounts of heat and radiation and is seemingly immune to pressure, frost, severe heat and radiation. It being created of a very dense, artificial alloy that is nearly indestructible is nearly invulnerable and it have proven to slow accelerated healing factors when in contact with someone. It can pierce through bricks, concrete, super dense alloys, glass, human flesh, etc. It can be used as a blunt force melee weapon, cutting weapon or as a throwing weapon. It can also fire multiple energy blasts on it's own.