If a Digimon has this card in its digivolution cards, does that mean that it isn't treated as "1 of your Digimon without [X Antibody] in its digivolution cards"?
Show ruling
Official Ruling
That's correct. This card has a "Name: Also treated as [X Antibody]" rule, therefore a Digimon with this card in its digivolution cards isn't treated as "1 of your Digimon without [X Antibody] in its digivolution cards."