Petra Sphinx [Legends] Equipment Venand Kapur—known as the Gearherder—built

Venand Kapur—known as the Gearherder—built this automaton to keep watch over his clockwork herds

Set: Rise of the Eldrazi Type: Legendary Creature — Eldrazi Mythic Cost: {15} This spell can't be countered

if this came under your control since the beginning of your last upkeep

They say the Zombie Master controlled these foul creatures even before his own death

—Suq'Ata maxim

Petra Sphinx [Legends] Equipment Venand Kapur—known as the Gearherder—builtSet: 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?