While you have a Digimon, you may ignore this card's color requirements. [Security] Add this card to the hand. [Main] 1 of your Digimon without [X Antibody] in its digivolution cards may digivolve into a Digimon card with the [X Antibody] trait in your hand with the digivolution cost reduced by 1. If it did, place this card as its bottom digivolution card. [Rule] Name: Also treated as [X Antibody].