Pillage the Bog is a rare Sorcery card from Outlaws of Thunder Junction (OTJ), collector number 224. Current market price: $0.32 (foil $0.41), TCGplayer market prices via Scryfall.
Look at the top X cards of your library, where X is twice the number of lands you control. Put one of them into your hand and the rest on the bottom of your library in a random order. Plot {1}{B}{G} (You may pay {1}{B}{G} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)