| Rarity | C |
| # | 114 |
| Creature Type or Sub Type | Creature — Insect Horror |
| P | 5 |
| T | 2 |
| Rules Text Contains | 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.) |