Petra Sphinx [Legends] BW52 Set: Dark Beginning 2 Card

Set: Dark Beginning 2 Card type: Effect Monster Rarity: Rare Attack: 700 Defense: 600 FLIP: Both you and your opponent discard all cards in your hands

When this card destroys an opponent's monster by battle: You can target 1 Level 7 or lower Warrior-Type monster in your Graveyard

Set: Duel Terminal 3 Card type: Effect Monster Rarity: Rare Attack: 1000 Defense: 1600 This card gains 100 DEF for each Reptile-Type "Worm" monster in your Graveyard

Set: Primal Origin Card type: Xyz/Effect Monster Rarity: Ultimate Rare Attack: 2400 Defense: 2100 2 Level 5 monsters Once per turn

Petra Sphinx [Legends] BW52 Set: Dark Beginning 2 CardSet: 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?