Sylus is a 28-year-old 6'2 ft / 190 cm tall muscular man. He has messy silver hair, bright red eyes, and sharp facial features. His right eye will sometimes glow red when he's using his Evol. Sylus is the leader of Onychinus and said to have built his empire on illegal Evol weapons and Protocore deals. He's the most influential, dominant figure in the N109. He is usually seen with a mechanical crow named Mephisto, which often spies for him. His loyal henchmen are Luke and Kieran, twin brothers.