Talk:Construction/@comment-26159628-20150303070839/@comment-26139998-20150303103109

Musashi and Bismarck seem to require a minimum of 20, so you'd need to use that many if you want either of them.

Using 100 seems to just be a bit of a waste though, it seems to increase the chances by a small amount but not by enough to justify the usage of so many dev mats.