Sorcerer's Smithy

Sorcerer's Smithy enters the battlefield tapped.
{t}: Add {u}{r} to your mana pool. Use this mana
only to cast noncreature spells.
Whenever you cast an artifact spell, you may
return target instant or sorcery card from your
graveyard to your hand.
"There is a smoothness to my magic here,
that I don't find on any other plane." - Alice