Get Lost [The Lost Caverns of Ixalan Prerelease Cards] Rat Peasant "Delicate resonance detectors could scan

"Delicate resonance detectors could scan the assembly lines for metallic impurities

Then for each creature card you own in exile with a memory counter on it

Exile Nostalgic Dreams

White dragons are unparalleled hunters

Set: Dominaria United Promos Type: Sorcery Rarity: Rare Cost: {2}{B}{B} Domain — Each creature gets -X/-X until end of turn

Get Lost [The Lost Caverns of Ixalan Prerelease Cards] Rat Peasant "Delicate resonance detectors could scanSet: The Lost Caverns of Ixalan Prerelease Cards Type: Instant Rarity: Rare Cost: {1}{W} Destroy target creature, enchantment, or planeswalker. Its controller creates two Map tokens. (They're artifacts with "1, T, Sacrifice this artifact: Target creature you control explores. Activate only as a sorcery.")