Shaman's Trance is a rare Instant card from Judgment (JUD), collector number 98. Current market price: $0.66 (foil $19.18), TCGplayer market prices via Scryfall.
Other players can't play lands or cast spells from their graveyards this turn. You may play lands and cast spells from other players' graveyards this turn as though those cards were in your graveyard.