Oswald Fiddlebender - 28 R AFR

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.
"Can't see this airship crashing in the near future. Sturdy as a rock."
rare
Legendary Creature — Gnome Artificer
From the Magic: The Gathering set Adventures in the Forgotten Realms.