User blog comment:Jopjopjop/Volume 20 Spoilers/@comment-26285797-20150723150051/@comment-24468758-20150723192744

There is no need for Issei to get the spear as he wouldn't be able to use it without a huge amount of training. Moreover, just because the will of the God of the Bible chose Issei's dream over Cao Cao's ambition does not mean the same goes for the spear or that it would even happen a second time.