Board Thread:General Discussion/@comment-4957813-20131130185522/@comment-8986886-20141001063600

@StealthBlade98

Daiguren Hyōrinmaru is another example of a Bankai that has "evolved" over time. Ryumon Hozukimaru is likely incomplete as well, considering how Ikkaku wants to keep it secret from Kenpachi, and will only use it if his life depends on it.