Marsh Flats [Modern Horizons 2 Prerelease Promos] Cockatrice Set: Sun & Moon: Burning

Set: Sun & Moon: Burning Shadows Type: Lightning Rarity: Promo Retreat cost: Colorless

(Each {U} in the mana costs of permanents you control counts toward your devotion to blue

This card's ATK and DEF become equal to the selected monster's original ATK and DEF

Reverse Type: Legendary Enchantment Whenever an opponent casts their first spell each turn

Those lands become 4/4 Elemental creatures with trample

Marsh Flats [Modern Horizons 2 Prerelease Promos] Cockatrice Set: Sun & Moon: BurningSet: Modern Horizons 2 Prerelease Promos Type: Land Rarity: Rare {T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.