[Anon] Night Goblins (1c): Ball and chain cost not listed as 15gc

**Problem:**
Ball and chain cost not listed as 15gc

**Expected:**
+15 to warband gc cost when added

**Additional Info:**
Source: Broheim Night goblins 1c

**List:** https://www.newrecruit.eu/app/list/Nr4zc
**NewRecruit Version:** 34.47
**Platform:** Web
**Language:** en
**User Agent:** Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:150.0) Gecko/20100101 Firefox/150.0

Start with the Broheim Night goblins 1c data referenced in the issue and locate the Ball and chain entry. Verify its warband cost against the expected +15gc behavior, then validate the affected list in NewRecruit using the linked list and confirm the displayed total includes the cost.

Written by the indexing model from the issue text.