Underworld Breach [Theros Beyond Death Prerelease Promos] Nightmare Beast Elemental you may choose a card

you may choose a card in your clock

you draw a card

Set: Black & White: Legendary Treasures Type: Fire Rarity: Secret Rare Retreat cost: Colorless

)[When Attacking] Lose 5 memory

Underworld Breach [Theros Beyond Death Prerelease Promos] Nightmare Beast Elemental you may choose a cardSet: Theros Beyond Death Prerelease Promos Type: Enchantment Rarity: Rare Cost: {1}{R} Each nonland card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard. (You may cast cards from your graveyard for their escape cost.) At the beginning of the end step, sacrifice Underworld Breach.