In this classic episode, the children discover a mysterious "factory" where Digimon are being manufactured and powered by mysterious batteries. :

: The episode reframes the partner Digimon as reincarnations of ancient warriors who fought in the original war, adding a deeper destiny element to the kids' journey.

: Soundbirdmon are introduced as a new twist on the "Black Gear" formula, manipulating other Digimon like Dokugumon.