This card’s effect reads, “If [WarGreymon] or [X Antibody] is in this Digimon’s digivolution cards”. Does having a card with [X Antibody] in its traits count?
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Official Ruling
No. This effect specifies a card name, so you must have a card whose name is either [WarGreymon] or [X Antibody] in this Digimon’s digivolution cards. Having a card with [X Antibody] in its traits doesn't count.