Talk:Construction/@comment-98.198.198.249-20131217150331/@comment-24259816-20131217211852

Honestly if you craft any BB besides Nagato, you got unlucky. The rate of BB drops from later stages is fairly high and you can easily get 1 or 2 copies of every single BB in a single day of grinding, except Nagato.

tl;dr Stop crafting BBs, start crafting subs.