 The following Digimon in season 1 were killed in the japanese version but the  details were changed by US dubbing: Pumpkinmon and Gotsumon (Myotismon  claimed that he teleported them to his dungeon for further punishment)  Kwaggamon (Piximon shot a bomb at him and his death was cut) Tyrannomon  (Greymon killed it but Sora says that the dark network was deleting) Piximon  (he was killed by the dark masters off