User blog comment:WhiteArmor/Anything Espada/@comment-1973489-20100412061025

That's may be true. Just look at his battle data. The fact is, he is one of the strongest captains just below Yamamoto. Renji's nust a noobish Bankai user and might be cultivated as time goes by. This leads me to comment that Shunsui's bankai might be very strong