Pyramid of the Pantheon is a rare Artifact card from Amonkhet (AKH), collector number 235. Current market price: $0.45 (foil $0.87), TCGplayer market prices via Scryfall.
{2}, {T}: Add one mana of any color. Put a brick counter on this artifact. {T}: Add three mana of any one color. Activate only if there are three or more brick counters on this artifact.