Improvise (Each artifact you tap after you're done activating mana abilities pays for {1}.)
Reveal the top X cards of your library. You may put any number of artifact cards with converted mana cost X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard.
Near Mint - $1.80
Near Mint Non-English - $1.80
Lightly Played - $1.60
Lightly Played Non-English - $1.60
Played - $1.30
Played Non-English - $1.30
Heavily Played - $1.10
Heavily Played Non-English - $1.10
Damaged - $0.90
Damaged Non-English - $0.90