Family Reunion is a common Instant card from The Lost Caverns of Ixalan (LCI), collector number 13. Current market price: $0.24 (foil $0.26), TCGplayer market prices via Scryfall.
Choose one — • Creatures you control get +1/+1 until end of turn. • Creatures you control gain hexproof until end of turn. (They can't be the targets of spells or abilities your opponents control.)