The First Sliver [Modern Horizons] IDW Comics 2014 Set: Urza's Saga Type: Creature

Set: Urza's Saga Type: Creature — Whale Rare Cost: {5}{U}{U} When Great Whale enters the battlefield

Set: Amonkhet Promos Type: Instant Mythic Cost: {2}{R} End the turn

The end of evolution

Sacrifice Prismatic Vista: Search your library for a basic land card

They don't untap during their controller's next untap step

The First Sliver [Modern Horizons] IDW Comics 2014 Set: Urza's Saga Type: CreatureSet: Modern Horizons Type: Legendary Creature Sliver Rarity: Mythic Cost: {W}{U}{B}{R}{G} Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) Sliver spells you cast have cascade.