Mines of Moria [LTR - 257] Avatar The Last Airbender where X is the number

where X is the number of instant and sorcery cards in your graveyard

When Hildibrand Manderville dies

you may look at the top card of your library

Rules Text Contains: Target opponent chooses and buries a number of creatures he or she controls equal to the number of creatures put into your graveyard from play so far this turn

If WU was spent to cast this spell

Mines of Moria [LTR - 257] Avatar The Last Airbender where X is the numberRarity: R #: 257 Creature Type or Sub Type: Legendary Land Rules Text Contains: Mines of Moria enters the battlefield tapped unless you control a legendary creature. T: Add R. 3R, T, Exile three cards from your graveyard: Create two Treasure tokens. Flavor: "Moria! Moria! Wonder of the Northern world!" Glin