Wedding Ring is a mythic Artifact card from Marvel Universe (MAR), collector number 7. Current market price: $8.89 (foil $11.50), TCGplayer market prices via Scryfall.
When this artifact enters, if it was cast, target opponent creates a token that's a copy of it. Whenever an opponent who controls an artifact named Wedding Ring draws a card during their turn, you draw a card. Whenever an opponent who controls an artifact named Wedding Ring gains life during their turn, you gain that much life.