4x28 Darkness Before the Dawn
First Aired: Feb. 17, 2003 on Jetix
Summary: Inside of Sakkakumon, Takuya battles Mercurymon, who has the upper hand in his own realm. To make matters worse, Mercurymon then uses the fractal code of Seraphimon to digivolve into ShadowSeraphimon!
Guest Stars[no credits found]