Zudomon's Iron Hammer of Lightning.Yamato's group arrives on a snowy mountain where they stopped for a rest, during which Yamato and Sora make arrangements on how to proceed. Joe, feeling left out, is cheered up by Gomamon. Mammothmon ambushes them, accompanied by several Yukidarumon. During the escape, Sora is partially frozen by an attack from a Yukidarumon. A reluctant Joe agrees to draw the enemy away while Yamato gets Sora to safety...