Strongest Sage With The Weakest Crest (Manga) Vol 10

In this manga adaptation of the popular light novel series, the world's strongest sage will stop at nothing to get stronger...not even reincarnation! Is former Strongest Sage Matthias's fight to protect mankind finally over...or is it just beginning?! Having destroyed the demons that menaced the Kingdom of Eis, Matthias sets his sights on a powerful demon lurking abroad! But in order to enter territory containing ancient magic devices, Matthias and his party will have to raise their ranks via the Adventurers' Guild. Of course, Matty has his own special ways of getting the job done!! Square Enix Manga
(W) Shinkoshoto (A) Kansho & Hyoko, Huuka Kazabana