Sylvan Bounty is a common Instant card from Duel Decks: Ajani vs. Nicol Bolas (DDH), collector number 30. Current market price: $0.21, 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.)