Blue Xros Heart arrives at the Final Zone along with the other 3 armies. Ian reloads his army, and Ryo reloads MetalGreymon, and the armies go to full power, ΩShoutmon helps MetalGreymon digivolve to ZekeGreymon. After a while the Code Crown appears, and it turns into a battle between the leaders, to get the final Code Crown and full control over the Digital World. At 1st it seemed like our heroes would win, then SuperDarkKnightmon grabs the Code Crown. Then the D-Reaper appears along with other Digimon to form Ruin Mode, and then takes all of the Code Crowns. The episode ends with Ian saying "Great now what do we do!?"
(Numbers indicate order of appearance. Bolded characters are fought by the protagonists, and italicized characters appear only as a voice or silhouette.)