Goblin Slayer (Manga) Vol 10 (Mature)

Goblin Slayer's party has rescued Noble Fencer, who, burning with the desire for revenge, accompanies them as they seek to bring down a fortress controlled by goblins. And once they sneak into and assault the fortress, they finally come face-to-face with the ruler of all the enemies they have fought on the snowy mountain - the goblin paladin! Yen Press
(W) Kumo Kagyu (A) Kousuke Kurose, Noboru Kannatuki