Insatiable Avarice is a rare Sorcery card from Outlaws of Thunder Junction (OTJ), collector number 325. Current market price: $7.25 (foil $11.15), TCGplayer market prices via Scryfall.
Spree (Choose one or more additional costs.) + {2} — Search your library for a card, then shuffle and put that card on top. + {B}{B} — Target player draws three cards and loses 3 life.