Brawl Legal Vintage Legal Timeless Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Legal Toolbox Notes and Rules Information for Grave Pact: When the triggered ability resolves, first the player whose turn it is (if it isn't your turn) chooses which creature they will sacrifice, then each other player in turn order does the same, then all chosen creatures are sacrificed at the same time
With that said, its still the most valuable card in the Celebrations set and is currently selling for almost $200
The bonus here is that it turns the tide against many decks that rely on smaller creatures, as well as being a pretty good clock on top
That said, Warrior Lady being a Warrior, itself, means its a better fit for decks that focus on Earth Warriors specifically
One recent eBay sale saw a PSA 10 copy of the card listed for $12,000
Chart shows the price of Gengar #18 at the end of each month going back as long as we have tracked the item.