Not to be confused with the merchant who goes by the name Keaton, yellow keatons are fox-like humanoids with a love of rupees. They are known to attack travelers just to gather more rupees. Yellow keatons attack quickly to rob their victim and flee with their ill-gotten gains. Purple Keatons. Closely related to the yellow keaton is the purple keaton. More than simple opportunists, they often work towards acquiring large amounts of rupees for the greater force of evil.