Gravekeeper's Descendant [LCYW-EN192] Ultra Rare Premium Pack 2 you can add 1 DARK

you can add 1 DARK monster with 2000 or more DEF from your Deck to your hand

make all "Heroic Challenger" monsters you currently control become Level 1

You can only use this effect of "Idaten the Conqueror Star" once per turn

but not with the same name the Tributed monster had on the field

delete the Digimon it was battling) until the end of your opponent's next turn

Gravekeeper's Descendant [LCYW-EN192] Ultra Rare Premium Pack 2 you can add 1 DARKSet: Legendary Collection 3: Yugi's World Card type: Effect Monster Rarity: Ultra Rare Attack: 1500 Defense: 1200 You can Tribute 1 other face up "Gravekeeper's" monster to target 1 card your opponent controls; destroy that target.