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