User blog comment:B214/Question & Answers 5/@comment-74.213.68.208-20150417035432/@comment-3965848-20150417063125

Even now he has difficulties creating a Dragon Slayer sword, for incase he ever faces of againts a Dragon but mainly to stop Issei if he ever gies JD again. But he stop trying to make it when he took the swod Gram from Sigfried.