Thunder Beast Rasengan

Thunder Beast Rasengan is a immensely strong technique utilized by Yasuki Hatake, to use one mush already activate his Thunder Fist then create a Rasengan with the entire arm consisting of pure thunder and a rasengan on his palm this is a deadly combo but on the original concept for the Rasengan by the Fourth Hokage's ideals: mixing ones chakra element with the Rasengan, Yasuki further adds the lightning element to the Rasengan itself making it extremely devastating, if not greater then it has equal powers with two fully charged Eight Gates Rasengan.