User blog comment:Furkan Zomer/Possible Solution - Cursed BBI Weapons and Armor lv.3/@comment-11368865-20130630083334/@comment-220.255.1.160-20130630131757

I certainly also cant tell what OP is talking about.

Having only cleared BBI twice, i only have 1 weapon lv3. But irregardless how many Lv2s i purify before lv3, the result is always the same for one fixed Job colour.