5x12 The Digi-Egg That Fell to Earth
First Aired: Jun. 25, 2006 on Jetix
Summary: Kristy's made a new friend, a Digimon called Biyomon. Although Marcus feels optimistic for his sister and consents to let Biyomon stay, he's later told that people can't keep a Digimon they've made a relationship with if they aren't DATS members!
Guest Stars[no credits found]