User blog comment:Piyush Banerjee/Shin DxD 2 discussion/@comment-33341107-20190118091645/@comment-10330822-20190122063719

There are a lot of requirements for Diehauser's Worthless ability. It's not all that straight forward. Also, Diehauser has already beaten God-Class teams, they may not have been HD-Class, but still, it hints that there is more to Diehauser than just his Worthless ability.