He is a ninja of a forgotten clan.
He is a nice person unless you make him angry. He will fight for what he thinks is right and once he has his mind set there is no changing it.
He has a mask with steel plating covering it. He has two katanas, one at each side. There is a small sword strapped to his leg. He wears all black cloths that are plated in steel over the chest, legs, arms, and waist.
His clan was killed off when he was a young boy and he grew up alone and had no one else. He has studied the was of the ninja since he was only 4 years old, making him a master at martial arts and swordplay.