Intrigued to know about Roy Harper friends & enemies? Check out the list of Roy Harper enemies and rival teams that continue to trouble this Superhero over the years. Along with the Roy Harper enemies, he also has friends and group affiliations that help him fight against enemies and stand by his side in both good and bad times. From Roy Harper Biography, along with list of Roy Harper enemies, we also bring you the list of Roy Harper friends and group affiliations. Check out all the elemental and medical weaknesses of Roy Harper.