A new subspecies line of Digimon! Presenting a lineup of Digimon centered on non-standard digivolutions! Features the official debut of [GreyKnightsmon] and also includes the Omnimon-derived [Omnimon Alter-S]! A booster set made for Digimon fans! Increased synergy between past and present sets! This set can be used to power up [Gallantmon], [Sakuyamon], and [MegaGargomon] decks from EX02! Also includes Digimon linked to the popular [Royal Knights] theme!