Petra Sphinx [Legends] Eventide return Undiscovered Paradise to its

return Undiscovered Paradise to its owner's hand

its controller adds an additional {R}

Exile the top six cards of your library

Set: Planechase Anthology Planes Type: Plane — Bolas’s Meditation Realm Common Cost: At the beginning of your end step

Set: Ixalan Promos Type: Land Rare Cost: Rootbound Crag enters the battlefield tapped unless you control a Mountain or a Forest

Petra Sphinx [Legends] Eventide return Undiscovered Paradise to itsSet: 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?