Nicanzil, Current Conductor is a uncommon Legendary Creature — Merfolk Scout card from The Lost Caverns of Ixalan (LCI), collector number 306. Current market price: $0.22 (foil $0.32), TCGplayer market prices via Scryfall.
Whenever a creature you control explores a land card, you may put a land card from your hand onto the battlefield tapped. Whenever a creature you control explores a nonland card, put a +1/+1 counter on Nicanzil.