Ep. 45: Matt and Tai clash while Kari is possessed, revealing the reason for their selection.
Aired on January 23, 2000

Conflict escalates as Matt and Tai engage in a physical fight alongside their Digimon partners. During this turmoil, Kari’s body is suddenly controlled by an unknown entity, a revelation that explains why the children were originally chosen to save the DigiWorld. Following these events, Matt decides to leave the group once more. Additionally, Joe and a deeply upset Mimi also depart from the team, further fracturing their unity as they face these internal and external challenges.
Episodes
- Ep. 41 · The children flee Scorpiomon but face immediate opposition from MetalSeadramon at sea.
- Ep. 42 · Whamon rescues the group from MetalSeadramon before a fierce ocean battle ensues.
- Ep. 43 · Whamon's Sacrifice and T.K.'s Strategic Game Against Puppetmon
- Ep. 44 · Puppetmon attacks with Garbagemon while Matt faces Cherrymon's manipulation regarding Tai.
- Ep. 45 · Matt and Tai clash while Kari is possessed, revealing the reason for their selection.
- Ep. 46 · MetalEtemon Returns for Revenge While Allies Rescue Ogremon and Infiltrate Puppetmon's Mansion
- Ep. 47 · SaberLeomon battles MetalEtemon while Puppetmon faces the DigiDestined in a clash of honor and friendship.
- Ep. 48 · Kari falls ill while Tai and Izzy search for medicine under Machinedramon's control
- Ep. 49 · Kari reunites with allies and uses her crest to empower Digimon against WaruMonzaemon and Machinedramon.