User blog comment:Xilinoc/Ch. 632 - friend 2/@comment-8669536-20150625095618/@comment-5551986-20150628121141

I think all the SR are original. Robert knew Yhwach before so he was probably just a soldier before, turned SR. Tbh I think Yhwach put them all into hiding and that's it, foreseeing his defeat seems like Yama had no idea about the Sternritter before nor did he seem to recognize Bazz-B or he would have made his flames waaay hotter.