Royal Penguins Garden

When this card is activated: You can add 1 "Penguin" card from your Deck to your hand, except "Royal Penguins Garden". Once per turn, during your Main Phase: You can decrease the Level of 1 "Penguin" monster in your hand or face-up field by 1 (until the end of this turn), then discard 1 card. You can only activate 1 "Royal Penguins Garden" per turn.