Enter Flamedramon (S02E01)

The Digital World faces a dire threat from the Digimon Emperor, leaving the Digimon powerless to Digivolve. Kari Kamiya, T.K. Takaishi, and their schoolmate, Davis Motomiya, venture into the Digital World to rescue Tai Kamiya. Upon arrival, Davis discovers the Digi-egg of Courage and befriends Veemon, who transforms into Flamedramon through Armor Digivolution. Together, they confront and defeat the enslaved Monochromon, turning the tide in their battle against the Emperor's forces.