Dune Chanter is a rare Creature — Plant Druid card from Outlaws of Thunder Junction Commander (OTC), collector number 31. Current market price: $1.11, TCGplayer market prices via Scryfall.
Reach Lands you control and land cards you own that aren't on the battlefield are Deserts in addition to their other types. Lands you control have "{T}: Add one mana of any color." {T}: Mill two cards. You gain 1 life for each land card milled this way.