A bundle sale of the Saikyo-O Zukan: Choujo Kessen (Apex Showdown) series. Includes a bonus Yokai Daihyakka (Encyclopedia of Yokai). Includes: Underwater Saikyo-O Ketteisen (Underwater Apex Showdown) Genju Saikyo-O Ketteisen (Mythical Beast Apex Showdown) Konchu Saikyo-O Ketteisen (Insect Apex Showdown) Shinwa Saikyo-O Ketteisen (Mythology Apex Showdown) Ishyu Saikyo-O Ketteisen (Different Species Apex Showdown) Choujo Kessen Sekai no Kiken Seibutsu (Apex Showdown: Dangerous Creatures of the World) Choujo Kessen Sekai no Konchu (Apex Showdown: Insects of the World) Sekai no Yokai Daihyakka (Encyclopedia of Yokai of the World) A set of eight books. No writing inside. Some books are missing covers. Therefore, the price is lower than the market value. Individual shipping costs apply, so this is a bundled sale. Keywords: Strongest, Showdown, Duel, Which is, Strong, Comparison, Survival, Animals, Monsters, Dinosaurs, Insects, Creatures, Living Things, Elementary School Students, Children, Kids, Books, Magic, Trivia, TV, Series