Acorn Harvest is a common Sorcery card from Torment (TOR), collector number 118. Current market price: $1.31 (foil $16.42), TCGplayer market prices via Scryfall.
Create two 1/1 green Squirrel creature tokens. Flashback—{1}{G}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)