Potioner's Trove is a common Artifact card from Secrets of Strixhaven (SOS), collector number 251. Current market price: $0.21 (foil $0.29), TCGplayer market prices via Scryfall.
{T}: Add one mana of any color. {T}: You gain 2 life. Activate only if you've cast an instant or sorcery spell this turn.