If CARDNAME is in your hand or command zone, it plays itself automatically.
Whenever CARDNAME enters the battlefield, shuffle three copies of CARDNAME into both players' decks. Then draw a card.
Regardless of which side you're fighting on, nobody likes vermin. Trouble is, vermin like everybody. At least, everybody's food.
Ladies and gentlemen, I have combined Ixxi the Annoying with Tribbles, made them into a beast, and made it everybody's problem. It cantrips, it drains morale, it annoys everyone, and it eats up your resources little by little. In short, I have designed a pest.