User blog comment:IamJakuhoRaikoben/Chapter 459 & 460: Weakness & The Alighted Pegasus, Review./@comment-26389992-20151031205106/@comment-4449950-20151101085008

Omg... I clicked the link thinking there was no way I'd be able to know some random song.... BUT I DO! XD

It's the OST "The Devil Regains His Strength" from Hataraku Maou-sama! XD