Marcus is an agent of the paranormal organization TRINITY and one of Celeste LaFluer's partners. He plays turnables with her in their pop band cover identities. He's an expert marksman and can summon anti-demon/soul eater powers to energized the tip of his firing arrow. His powers include super-enhanced vision which enables him to view objects up to a 10-mile radius with microscopic precision. His preferred weapons are a highly customized compound bow and backup machine pistol. He is a black belt in judo and tae kwan do. His favorite hobbies are mixing musical tracks and investing online. He is a loyal and determined member of Celeste's team and his off-duty carefree attitude makes an essential moral boost.