Berge the Steel Forger

When Berge the Steel Forger comes into play,
you may return Berge's Shop of Steel or one
mechanism from your graveyard to you hand.
{1}{g}{t}Search your library for a green or white
mechanism, reveal it, and put it into you hand.
Then shuffle your library.
{3}{g/w}{t}Search your library for Berge's Shop
of Steel. Reveal it, put it into you hand and
shuffle your library.
"For those needing reinforcements, I shall build
them with my heart, soul & blood!"