Since the 1970’s, the U.S. Government experimented with human cloning to create the perfect soldier. After years of horrific rejects, they finally manufacturing a perfect clone. But after developing mental and emotional freedom from his programming, he revolted against his own masters and escaped from the top secret facility he was created from. He later resurfaced as the near-perfect assassin, currently employed by various crime syndicates to take out various targets including law enforcement informants and undercover police operatives with lethal and accurate precision. After a run-in with The Cleaner, the man who was responsible for one of his botched missions, Death Knife and The Cleaner collided in numerous occasions, resulting in many casualties. Death Knife is trained in the ninja arts and is trained in covert espionage and assassination techniques. His preferred weapons are two katana blades and a Mark 23 .45 handgun. He also carries various throwing knives and stun grenades. He has a twin sister codenamed Death Angel.