Memory Plunder | Magic: The Gathering
Formats Memory Plunder is Legal in
Official Oracle Text for Memory Plunder
—Grensch, merrow cutthroat
Official Rulings for Memory Plunder
5/1/2008 : If you are unable to cast the card (there are no legal targets for the spell, for example), nothing happens when Memory Plunder resolves, and the card remains in its owner's graveyard.
5/1/2008 : If you cast a card "without paying its mana cost," you can't pay any alternative costs. On the other hand, if the card has additional costs (such as conspire), you may pay those.