Fauna Shaman is a rare Creature — Elf Shaman card from The Brothers' War Promos (PBRO), collector number 179p. Current market price: $3.75 (foil $3.74), TCGplayer market prices via Scryfall.
{G}, {T}, Discard a creature card: Search your library for a creature card, reveal it, put it into your hand, then shuffle.