Nissa's Triumph is a uncommon Sorcery card from War of the Spark (WAR), collector number 170. Current market price: $0.25 (foil $0.34), TCGplayer market prices via Scryfall.
Search your library for up to two basic Forest cards. If you control a Nissa planeswalker, instead search your library for up to three land cards. Reveal those cards, put them into your hand, then shuffle.