Board Thread:General Discussion/@comment-99.245.49.23-20141231055157/@comment-25560888-20141231123831

maybe a transmutation aspect is more suitable like what "market" building is about...

5 light swords = 1 light shoe

10 small stone = 1 medium stone

5 blue rods = 1 red rod

etc. etc.

those are just examples... but you get the gist of it...