sentences:  This includes said continuity's Zaruba, which consumes one day of Garo's life for each month their contract lasts as a price of providing his services, shortening the Golden Knight's lifespan., named after the old Makai word for "friend", is a Madō Ring who has existed as long as the Garo title had.Thus, serving the bearers of the Garo title for generations, Zaruba has been the only character that appeared in all entries of the Garo series.