S01E01 Guilmon Comes Alive
Calumon is being attacked by a digimon and somehow appears in the real world. Meanwhile, a boy named Takato finds a mysterious blue card. His obsession with the Digimon game leads him to create a...
As the gang meet up again they are quickly attacked by Beelzemon. However after Beelzemon kills Leomon, Takato, fueled by rage, forces Guilmon to Digivolve to his Mega Form – but it goes horribly wrong and Takato's D-3 Explodes, transforming Guilmon into the terrifying Megidramon.
Takato, Ruki, and Lee are children who have, by fate, received real Digimon, unlike the imaginary ones in the card game they play. Each of the children, or Digimon Tamers, have their different views on how Digimon should be treated. But when other Digimon begin to appear around Japan, they must put aside their differences to fend off the digital intruders.