User blog comment:IamJakuhoRaikoben/Chapter 444: Emperor Spriggan, Review./@comment-24102956-20150713184633/@comment-7418318-20150713205307

Even without the involuntary wave of death, he still has a shitload of strong magic at his disposal.

Remember he's the one who taught Mavis, Precht/Hades, Walrod AND Yuriy! Not to mention he invented living magic, the Eclipse Gate, the R-System and probably some more stuff we just didn't hear about.

Oh and he's also immortal.