Ancient Sacred Wyvern [LC5D-EN239] Secret Rare Lightning[+30] Set: Lord of the Tachyon

Set: Lord of the Tachyon Galaxy Card type: Xyz/Effect Monster Rarity: Ultimate Rare Attack: 2800 Defense: 2000 4 Level 5 monsters When this card destroys an opponent's monster by battle and sends it to the Graveyard: Inflict damage to your opponent equal to half the destroyed monster's original ATK

except "tellarknight" monsters

the Fusion Material Monster that are listed on a "Gem-Knight" Fusion Monster Card

the player who activated this card takes damage equal to the original ATK of the Special Summoned monster

you can change the target to this card

Ancient Sacred Wyvern [LC5D-EN239] Secret Rare Lightning[+30] Set: Lord of the TachyonSet: Legendary Collection 5D's Card type: Synchro Effect Monster Rarity: Secret Rare Attack: 2100 Defense: 2000 1 LIGHT Tuner + 1 or more non Tuner monsters While your LP is higher than your opponent's, this card gains ATK equal to the difference. While your LP is 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 card.