| Rarity: | R |
| #: | 321 |
| Creature Type or Sub Type: | Land |
| Rules Text Contains: | T: Add C.
T: Add U or B. Underground River deals 1 damage to you. |
| Flavor: |
"The war polluted the land, turning what had once been fruitful fields into fetid morasses of mud and rusted corpses."
—The Antiquities War |
| Set: | Commander: Duskmourn: House of Horror |
| Number: | 321 |
