The Dark Network of Etemon
A Digimon Adventure episode.
The kids arrive at Server and encounter a village inhabited by Pagumon. With the help of the Gazimon they imprisoned the real inhabitants of the village, the Koromon. The kids help the Koromon escape their imprisonment and the Pagumon leave the area. Soon thereafter Etemon arrives and using his Dark Network attack destroys the whole village. The digimon try to digivolve but Etemon stops it using his Concert Crush attack which reverts digimon back to weaker forms stop the process. The team is forced to retreat where in the end Tai find the Crest of Courage.