Isao, a professional modern ninja that uses the technique of Shadow Manipulation. The ability to disappear and reappear from shadow to shadows, giving him the mobility to move through spaces easily. He have a katana that glows neon purple known as the shadow blade, he always equips it on his waist everywhere he goes. He will never let anyone borrow it as it is a weapon his sensei gave him to inherit after he passed during his time in the dojo. Rivals, Saber another shadow ninja