Replay Glove

Tinker {b}{b}
{x}, {t}: return target artifact with converted mana
cost X or less from your graveyard to your hand.
If X is 4 or greater, you may cast that card this
turn without paying its mana cost. Activate this
ability only if this artifact is a creature.
"finally found a way to efficiently fix my broken
machines.. only problem is only a computer has the
right control capabilities to do so" - Clover