Past Master's Forge

Past Master's Forge enters the battlefield tapped
unless you control a legendary creature.
{t}: Add {c}.
{w}, {t}, Tap an untapped Artificer you control:
Smith X, where X is that creature's converted
mana cost. (Search your library for an Equipment
card with converted mana cost X or less, reveal it,
and put it into your hand. Then shuffle your library.)