Corpse Dance (Jakub Slemr) [World Championship Decks 1999] Dissension if that spell's mana cost

if that spell's mana cost or that ability's activation cost contains {X}

"The Haunted Palace"

instead you may put exactly three cards from the top of your library into your graveyard

you may exile any number of tokens created with Tetravus

Set: Rivals of Ixalan Promos Type: Legendary Artifact Mythic Cost: {6} Players can't activate planeswalkers' loyalty abilities

Corpse Dance (Jakub Slemr) [World Championship Decks 1999] Dissension if that spell's mana costSet: World Championship Decks 1999 Type: Instant Rarity: Rare Cost: {2}{B} Buyback {2} (You may pay an additional {2} as you cast this spell. If you do, put this card into your hand as it resolves.) Return the top creature card of your graveyard to the battlefield. That creature gains haste until end of turn. Exile it at the beginning of the next end step.