Omen Machine is a rare Artifact card from New Phyrexia (NPH), collector number 148. Current market price: $2.52 (foil $10.88), TCGplayer market prices via Scryfall.
Players can't draw cards. At the beginning of each player's draw step, that player exiles the top card of their library. If it's a land card, the player puts it onto the battlefield. Otherwise, the player casts it without paying its mana cost if able.