Cards in your Pendulum Zones cannot be targeted by, or destroyed by, an opponent's card effects. Once per turn: You can target 1 Pendulum Monster you control and 1 card your opponent controls; return the first target to your hand, and if you do, shuffle the second target into the Deck. If this card is placed in your Pendulum Zone: You can add 1 Pendulum Monster from your Main Deck to the Extra Deck face-up, and if that monster is a "Dracoverlord" monster, draw 1 card.
2 Level 4 Pendulum Monsters If you can Pendulum Summon Level 4, you can Pendulum Summon this face-up card in your Extra Deck. When this card is Xyz Summoned: You can activate this effect; during the End Phase of this turn, add 1 face-up Pendulum Monster from your Extra Deck to your hand. Once per turn: You can detach 1 Xyz Material from this card; Special Summon 1 face-up "Dracoverlord" Pendulum Monster from your Extra Deck or from your Pendulum Zone, but it cannot be used as an Xyz Material for a Summon. If this card destroys an opponent's monster by battle: You can target 1 card your opponent controls; shuffle that target into the Deck, and if you do, inflict 1000 damage to your opponent. If this card in the Monster Zone is destroyed by battle or card effect: You can destroy as many cards in your Pendulum Zones as possible (min. 1), and if you do, place this card in your Pendulum Zone.