Pendant of Prosperity is a rare Artifact card from Commander 2021 (C21), collector number 256. Current market price: $2.67, TCGplayer market prices via Scryfall.
This artifact enters under the control of an opponent of your choice. {2}, {T}: Draw a card, then you may put a land card from your hand onto the battlefield. This artifact's owner draws a card, then that player may put a land card from their hand onto the battlefield.