Ancient Sacred Wyvern [ ANPR-EN043 Ultra Rare ]

1 Tuner + 1 or more non-Tuner monsters
While your Life Points are higher than your opponent's, this card gains ATK equal to the difference. While your Life Points are lower than your opponent's, this card loses ATK equal to the difference. When this card is destroyed by battle and sent to the Graveyard, you can pay 1000 Life Points to Special Summon this card.