From the innumerable scars carved into his pale skin, one can easily imagine the immense amount of training and battle the man has overcome. However, it is obvious that not a single one of those wounds had truly pierced him.

After all, what could come of taking a paring knife to a ball of metal? The man's body is a steel mass in itself. A sharp blade may cut his skin—even draw some blood—but it stops there.

His arms alone are virtually the size of crocodiles. There is nothing covering his pectorals, but it is clear that the toughness of his body is practically armor. His legs trudge along with the force of mammoths.

- Vol 1 Chapter 4