Primordial Gnawer

Primordial Gnawer

Creature - Insect Horror | Power/Toughness: 5 / 2 (CMC 5)
When Primordial Gnawer dies, discover 3. (Exile cards from the top of your library until you exile a nonland card with mana value 3 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)