Oswald Fiddlebender is a rare Legendary Creature — Gnome Artificer card from Adventures in the Forgotten Realms Promos (PAFR), collector number 28s. Current market price: — (foil $7.65), TCGplayer market prices via Scryfall.
Magical Tinkering — {W}, {T}, Sacrifice an artifact: Search your library for an artifact card with mana value equal to 1 plus the sacrificed artifact's mana value, put it onto the battlefield, then shuffle. Activate only as a sorcery.
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