Gioielli, Maleficent Artificer

Whenever you play an artifact spell, you may search your graveyard, hand and/or library
for an artifact card with lesser or equal converted mana cost and put it into play. If
you search your library this way, shuffle it.
{1}, Sacrifice a nontoken artifact: you create a 1/1 colorless Thopter creatue token and you gain 1 life.