Trigon of Mending is a uncommon Artifact card from Scars of Mirrodin (SOM), collector number 215. Current market price: $0.08 (foil $0.40), TCGplayer market prices via Scryfall.
This artifact enters with three charge counters on it. {W}{W}, {T}: Put a charge counter on this artifact. {2}, {T}, Remove a charge counter from this artifact: Target player gains 3 life.