Board Thread:News and Announcements/@comment-180.193.111.142-20130712105615/@comment-4199297-20130712123038

(thread moved to the correct forum)

Simple: go to the Summoning Stone, spend 30 gems to summon level 1 Eurus, defeat him and get 2 Jagged Scales. Repeat as many time as you need to get enough Scales.

(yes, it's not exactly cheap...)