Sylvan Bounty is a common Instant card from Conspiracy: Take the Crown (CN2), collector number 194. Current market price: $0.08 (foil $0.20), TCGplayer market prices via Scryfall.
Target player gains 8 life. Basic landcycling {1}{G} ({1}{G}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)