Map // Skeleton Pirate Double-Sided Token [The Lost Caverns of Ixalan Commander Tokens]

1, T, 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 that card back or put it into your graveyard.)