Map // Merfolk (The Lost Caverns of Ixalan 17/5) - Token Magic: The Gathering Card

, , Sacrifice this artifact: Target creature you control explores. Activate only as a sorcery. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on that creature, then put the card back or put it into your graveyard.)