Vivien's Arkbow
Legendary Artifact
, , Discard a card: Look at the top X cards of your library. You may put a creature card with mana value X or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.
Printings & Conditions (2)
War of the Spark (WAR)(War of the Spark)#181Rare
War of the Spark Promos (PWAR)(Promos: Prerelease Cards)#181sRare