[When Attacking] Trash up to 2 digivolution cards from the bottom of 1 of your opponent's Digimon. Then, if your opponent has a Digimon with no digivolution cards in play, this Digimon gains <Jamming> (This Digimon can't be deleted in battles against Security Digimon) for the turn. [All Turns] Your opponent's Digimon with no digivolution cards can't attack or block.