MetalGreymon - BT3-015 (BT3-015) - Release Special Booster

[Piercing] (When this Digimon attacks and deletes an opponent's Digimon and survives the battle, it performs any security checks it normally would.)
[When Digivolving] You may return 1 level 7 Digimon card with [Virus] in its attribute from your trash to your hand.