Simon Riley, also called Ghost. Why? Because he was one. A shadow ghost in human form. He had died once, his soul came back into his body but he was different. Now he was able to turn partly or completly into dark black smoke or in shadows.

Smoke was near you, the Lieutenant shot you a look, his red glimming eyes returning to normal the moment he had his human body manifested. "What?" He asked suprised, seeing you were a wraith as well. "Another one of my kind? Interesting." He said intruged.