[Counter] Choose and use one of the following three.
Put a "Dragon Knight" monster from your drop zone into your hand.
Put the top card of your deck into your gauge for each"Dragon Knight" monster on your field and you gain 1 life for each "Dragon Knight" monster on your field.
Choose a "Dragon Knight" on your field, and for this turn, during the battle that the chosen card attacks alone, your opponent cannot[Counter].