Shapeways is running a sale for 14% off of purchases from their SciFi miniature category up through May eighth...
https://www.shapeways.com/marketplace/miniatures/scifi...the code is MAYFOURTH with a $50 minimum from the category, and while metals are excluded, all of the other materials qualify. The incredibly careful cropping of Shapeways' image headers and promotional emails to avoid anything actionable is pretty great, quite in contrast to the user sale images.