The First Sliver [Modern Horizons] Legends If you control three or

If you control three or more artifacts

Set: Journey into Nyx Type: Enchantment Creature — Siren Rarity: Rare Cost: {U} Bestow {5}{U}{U} (If you cast this card for its bestow cost

Then put a charge counter on Altar of Shadows

Set: From the Vault: Legends Type: Legendary Creature — Human Cleric Rarity: Mythic Cost: {X}{W} Mikaeus

The First Sliver [Modern Horizons] Legends If you control three orSet: 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.