Silvan Reveler is a uncommon Creature — Elf Citizen card from The Hobbit (HOB), collector number 163. Current market price: $0.22 (foil $0.23), TCGplayer market prices via Scryfall.
When this creature enters, draw a card, then discard a card. If you discard a land card this way, put it from your graveyard onto the battlefield tapped. Landfall — Whenever a land you control enters, you may pay {1}{G}{U}. If you do, return this card from your graveyard to your hand.