"Skyward Sword NTSC-U 1.00 ISO" refers to a bit-perfect digital copy of the original 2011 North American Wii release of The Legend of Zelda: Skyward Sword
—a file that contains both the pure beginning of a masterpiece and a hidden, game-breaking secret. The Pristine Descent Skyward Sword Ntsc-u 1.00 Iso High Quality
Not all game discs are created equal. Digital archivists and competitive speedrunners specifically look for the initial 1.00 print of the North American (NTSC-U) disc due to specific software behaviors that were altered in later revisions. The Game-Breaking Song of the Hero Bug "Skyward Sword NTSC-U 1