Kurak is the Ultra Rakshi of lightning. Able to create chain lightning out of thin air he can hit two of his opponents at once. With almost absolute control of this energy he is a force to be reckoned with. His partner, A blue Rakshi of plasma Fell to a team of Toa when they were ambushed. Kurak destroyed the team and completed his mission returning to the Nearest Makuta as per orders. This turned out to be the rouge Makuta: Vlidrakh. Kurak is now the newest minion of Vlidrakh and will follow his orders until he dies.Well life goes on and things happen. Not long after beginning his service under Vlidrakh he encountered a Being that controlled mercury, mutating him fusing him to his armor. The changes to his limbs were extreme though his body stayed almost the same. His powers have drastically improved and he is physically more powerful.