Ancient Sacred Wyvern [ANPR-EN043] Ultra Rare Tambourine its ATK is returned to

its ATK is returned to 0

but its effects are negated

Set: Celebrations: 25th Anniversary Sealed Release Date: 2021-10-08 Four Promo Cards

Defense: 0 This card cannot be Normal Summoned or Set

if you have a Spellcaster-Type monster on your side of the field or in your Graveyard: You can return 1 "Spellbook" Spell Card from your Graveyard to the bottom of your Deck

Ancient Sacred Wyvern [ANPR-EN043] Ultra Rare Tambourine its ATK is returned toSet: Ancient Prophecy Card type: Synchro Effect Monster Rarity: Ultra Rare Attack: 2100 Defense: 2000 1 LIGHT 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 LP; Special Summon this