| Set | Date | Rarity | Treatment |
|---|---|---|---|
| HOP #95 | 2009-09-04 | Uncommon | Standard |
| CON #126 | 2009-02-06 | Uncommon | Standard |
| CON #126 | 2009-02-06 | Uncommon | Standard |
Whenever another artifact you control enters or leaves the battlefield, you may pay {1}. If you do, target player loses 1 life and you gain 1 life.