■ All «FBI» characters on your field cannot be destroyed by your opponent's card effects. ■ When a «FBI» on your field destroys a card on your opponent's field or deals damage to your opponent, put the top card of your deck into your gauge, you gain 1 life, and draw a card. This ability only activates once per turn. ■ You may only [Set] one "FBI Investigator" on your field.