Kotetsu-X
Using his Kotetsu to fire a laser gun, he became the strongest robot in the world and then saved everyone from a cave-in.
He is hot-headed, charismatic, and outspoken.
Formerly a scientist, he enjoys inventing and tinkering with machines.
He lost his family in a tragic accident and traveled to the Himalayas to find inner peace.
He tends to tap his fingers when thinking.