The Gold Wolf of the Crescent Moon

The Gold Wolf of the Crescent Moon (三日月の金狼, Mikazuki no Kinrō) is the fifty-sixth episode of Digimon Adventure:.

Summary
Yamato and Gabumon encounter Zanbamon who preys on Digimon night after night. However, Gabumon’s attacks have no effect on this mysterious enemy. They later learn the truth behind Zanbamon’s past.