Eiseiryūoujin

[Main] ＜De-Digivolve 1＞ 1 of your opponent's Digimon (Trash the top card. You can't trash past level 3 cards). Then, you may place 1 card with the [X Antibody] trait from your hand as the bottom digivolution card of 1 of your black Digimon with the [X Antibody] trait to delete 1 of your opponent's Digimon with a play cost of 4 or less.

[Security] ＜De-Digivolve 1＞ 1 of your opponent's Digimon (Trash the top card. You can't trash past level 3 cards). Then, delete 1 of your opponent's Digimon with a play cost of 4 or less.