The First Sliver [Modern Horizons] Legends noncreature artifacts you control can't

noncreature artifacts you control can't be enchanted

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: Darksteel Type: Artifact Rarity: Uncommon Cost: {2} Whenever a nontoken creature enters the battlefield

Set: Magic Origins Type: Creature — Human Rogue Rarity: Uncommon Cost: {2}{U} Prowess (Whenever you cast a noncreature spell

The First Sliver [Modern Horizons] Legends noncreature artifacts you control can'tSet: 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.