[Main] Reveal the top 3 cards of your deck. Destroy 1 of your opponent's Digimon with a play cost equal to or less than the play cost of 1 [X-Antibody] type Digimon card among them. Discard the revealed cards. Then, place 1 card with [X-Antibody] in its traits from your trash to the bottom of 1 of your [X-Antibody] type Digimon's evolution sources