Nivix Guildmage is a uncommon Creature — Human Wizard card from Return to Ravnica (RTR), collector number 182. Current market price: $0.12 (foil $0.73), TCGplayer market prices via Scryfall.
{1}{U}{R}: Draw a card, then discard a card. {2}{U}{R}: Copy target instant or sorcery spell you control. You may choose new targets for the copy.