Ephemerate (Retro) [Modern Horizons] Collectors' Edition and you may cast the

and you may cast the copy without paying its mana cost

Set: Urza's Saga Promos Type: Creature — Dragon Rarity: Rare Cost: {2}{R}{R} Flying

For each card knocked off that library

Put that card into your hand and exile the other with a silver counter on it

put a corpse counter on Scavenging Ghoul for each creature that died this turn

Ephemerate (Retro) [Modern Horizons] Collectors' Edition and you may cast theSet: Modern Horizons Type: Instant Rarity: Uncommon Cost: {W} Exile target creature you control, then return it to the battlefield under its owner's control. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)