Petra Sphinx [Legends] Magic 2014 you may pay {1}

you may pay {1}

Set: Duel Decks: Elspeth vs

Set: Limited Edition Beta Type: Land — Island Mountain Rarity: Rare ({T}: Add {U} or {R}

(An exerted creature won't untap during your next untap step

" —Great Threshold of Monserkat inscription

Petra Sphinx [Legends] Magic 2014 you may pay {1}Set: Legends Type: Creature Sphinx Rarity: 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?