Gaia Force ZERO

When you would use this card, if you have a Digimon with [X Antibody] in its digivolution cards in play, reduce the memory cost of this card by 2.

[Main] Delete 1 of your opponent's Digimon with 13000 DP or less. Then, 1 of your Digimon with [Greymon] in its name may attack your opponent.