| Rare Cards have Vanished! The Invincible RookChessmon |
(Rea Kādo ga Kieta! Muteki no RūkuChesumon)
|Airdate||(Ja:) February 19, 2012|
Digimon Introduction Corner
| Clockmon: "RookChessmon! A Digimon shaped like a fortress who boasts of an iron wall defense."|
Old Clock Shop Man: "His special attack is shooting from the muzzles on his arms, Rook Gatling!"
Mikey: "DigiXros with Revolvemon! DigiXros! With Revolvemon's help, he'll get 100 out of 100 shots!"
Shoutmon: "The force of his bullets has gotten smaller!"
(Number indicates order of occurrence.)
"I can't believe I got beaten by the likes of this bunch!"
- —RookChessmon's arrogance, right before his inevitable downfall.
- Hiroya somehow manages to get into DigiQuartz at the end of the episode to watch the fight between Xros Heart and RookChessmon despite not having a Fusion Loader or being dragged by a Digimon.
- The commercial break ends with a shot of Pillomon, one of the three Digimon that won the 2012 Original Digimon Contest.
- The Sea Monster Card Game is a parody of Digimon Jintrix.