| Rarity | U |
| # | 120 |
| Creature Type or Sub Type | Artifact |
| Rules Text Contains | Worn Powerstone enters the battlefield tapped. T: Add CC. |
| Flavor | "The strange energy source isn't cosmium after all, but some identifiable material that has leached cosmium residue from the walls. Could be dangerous. Could change everything." —Oltec archaeological survey |
| Condition | near mint |
| Game | Magic: The Gathering |
| Set | Commander: The Lost Caverns of Ixalan |