Nintendo Family Computer Software Ninja Ryukenden (Ninja Gaiden) Cosmic Epsilon Keikyouku Nankyoku Daibouken (Antarctic Adventure) Nekketsu Koukou Dodgeball Bu (Super Dodge Ball) This is a set of the above 4 games. I have tested them and confirmed they boot up and work on my console. There are no cracks or markings on the cartridges. Please take a good look at the images and make your purchase only if you are satisfied. #Nintendo #FamilyComputer #Famicom #Konami #Asmik #Tecmo #TechnosJapan #NinjaRyukenden #KeikyoukuNankyokuDaibouken #CosmicEpsilon #NekketsuKoukouDodgeballBu