Legendary Creature — Sliver
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.
Modern Horizons (MH1)
#200, Mythic Rare
Illustrated by: Svetlin Velinov
Multiverse ID: 464149