| Set | Date | Rarity | Treatment |
|---|---|---|---|
| 6ED #47 | 1999-04-21 | Rare | Standard |
| WTH #28 | 1997-06-09 | Rare | Standard |
Each player sacrifices the creature they control with the greatest mana value unless they pay that creature's mana cost. If two or more creatures a player controls are tied for greatest, that player chooses one.