He also occasionally wears a long brown trench coat. Spike is usually dressed in a blue leisure suit, with a yellow shirt and Lupin III-inspired boots. Interview with Toshihiro Kawamoto and Shinichirō Watanabe on Spike's character design In a flashback in Session 6 it's revealed that his right eye was surgically replaced by a fully-functioning cybernetic eye (although Spike himself may not have conscious recollection of the procedure since he claims to have lost his natural eye in an 'accident'). Spike is tall and lean in appearance he has dark green hair and brown eyes, one of which is later revealed to be artificial and lighter than the other.