Grindstone 
Artifact
Performance History
| Period | Top 8 Decks | Copies | Avg Copies Per Deck |
|---|---|---|---|
| Last 7 Days | 0 | 0 | 0 |
| Last 30 Days | 1 | 3 | 3 |
| Last 12 Months | 40 | 78 | 1.6 |
| Period | Top 8 Decks | Copies | Avg Copies Per Deck |
|---|---|---|---|
| Last 7 Days | 0 | 0 | 0 |
| Last 30 Days | 1 | 3 | 3 |
| Last 12 Months | 40 | 78 | 1.6 |