Necropotence (Borderless Alternate Art) [Secret Lair Countdown Kit] XY91 As long as the top

As long as the top card of your library is black

(They can't be blocked except by artifact creatures and/or black creatures

and be on the lookout for the Sheriff of Nottingham

Set: Rivals of Ixalan Promos Type: Legendary Creature — Elder Dinosaur Rarity: Rare Cost: {4}{B}{B} Deathtouch

then the asker reveals his choice

Necropotence (Borderless Alternate Art) [Secret Lair Countdown Kit] XY91 As long as the topSet: Secret Lair Countdown Kit 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.