Sword of Wealth and Power is a mythic Artifact — Equipment card from The Big Score Promos (PBIG), collector number 26p. Current market price: $21.34 (foil $21.94), TCGplayer market prices via Scryfall.
Equipped creature gets +2/+2 and has protection from instants and from sorceries. Whenever equipped creature deals combat damage to a player, create a Treasure token. When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy. Equip {2}