Necropotence [From the Vault: Exiled] SM182 and Special Summon 1 "Stardust

and Special Summon 1 "Stardust Dragon" from your Graveyard

something happens

Send this card to the Graveyard during your 3rd End Phase after activation

If this card is Special Summoned from the hand: You can target 1 face-up opponent's monster that was Special Summoned from the Extra Deck

Necropotence [From the Vault: Exiled] SM182 and Special Summon 1 "StardustSet: From the Vault: Exiled Type: Enchantment Rarity: Mythic Cost: {B}{B}{B} Skip your draw step. Whenever you discard a card, exile that card from your graveyard. Pay 1 life: Exile the top card of your library face down. Put that card into your hand at the beginning of your next end step.