Bronze Tablet is a rare Artifact card from Antiquities (ATQ), collector number 42. Current market price: $10.76, TCGplayer market prices via Scryfall.
Remove this card from your deck before playing if you're not playing for ante. This artifact enters tapped. {4}, {T}: Exile this artifact and target nontoken permanent an opponent owns. That player may pay 10 life. If they do, put this card into its owner's graveyard. Otherwise, that player owns this card and you own the other exiled card.