■ [Counter] Choose a card on your field. For this turn, it cannot be destroyed by your opponent's card effects. Then, put this card into the soul of a «Plague» item on your field. ■ At the beginning of your turn, if this card is in the soul of a «Plague», you may put a «Plague» from your drop zone into your gauge.
You poor, ephemeral plague cells! Take pride in knowing your deaths shall become the cornerstone of my research.