Petra Sphinx [Legends] Oath of the Gatewatch Promos Set: Modern Masters Type: Legendary

Set: Modern Masters Type: Legendary Creature — Dragon Spirit Mythic Cost: {4}{B}{B} Flying When Kokusho

Set: Planechase Type: Land Uncommon Cost: {2}

sacrifice a land and discard your hand

Set: Judge Gift Cards 2009 Type: Land Rare Cost: {T}

sacrifice Koskun Falls unless you tap an untapped creature you control

Petra Sphinx [Legends] Oath of the Gatewatch Promos Set: Modern Masters Type: LegendarySet: Legends Type: Creature Sphinx Rare Cost: {2}{W}{W}{W} {T}: Target player chooses a card name, then reveals the top card of their library. If that card has the chosen name, that player puts it into their hand. If it doesn't, the player puts it into their graveyard. What walks on four legs in the morning, two legs in the afternoon, and three legs in the evening?