Cannot be Normal Summoned/Set. Must be Pendulum Summoned (from your hand), or be Special Summoned (from your hand) by Tributing 3 Dragon monsters (1 Fusion, 1 Synchro, and 1 Xyz). You can discard this card and pay 500 LP: Add 1 Level 8 or lower Dragon Pendulum Monster from your Deck to your hand. Gains ATK/DEF equal to half of your opponent's LP. Once per turn: You can pay half your LP; shuffle all other cards from the field and the GYs into the Deck.