Whenever Scrap Trawler or another artifact you control is put into a graveyard from the battlefield, return to your hand target artifact card in your graveyard with lesser mana value.
Near Mint Foil - $43,095.10
Lightly Played Foil - $40,940.40
Moderately Played Foil - $36,630.90
Heavily Played Foil - $32,321.40
Damaged Foil - $30,166.60