Fertile Thicket is a common Land card from Duel Decks: Nissa vs. Ob Nixilis (DDR), collector number 27. Current market price: $0.20, TCGplayer market prices via Scryfall.
This land enters tapped. When this land enters, you may look at the top five cards of your library. If you do, reveal up to one basic land card from among them, then put that card on top of your library and the rest on the bottom in any order. {T}: Add {G}.