Ephemerate (Retro) [Modern Horizons] 252 you cannot Special Summon monsters

you cannot Special Summon monsters from the Extra Deck

then discard a card from hand

you can discard this card

Set: Diamond & Pearl: Black Star Promos Type: Metal Rarity: Black Star Promo Retreat cost: Colorless

While you control a Token

Ephemerate (Retro) [Modern Horizons] 252 you cannot Special Summon monstersSet: 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.)