The Impregnable Demon Kings Castle and the Expelled Black Mage of the Heros Party
3
Souta Kishimoto
7.2
3
Action
Adventure
Fantasy
Isekai
Shounen
Manga
After being kicked out of the hero’s party for using "useless" debuff magic, a black mage is recruited by the Demon King’s army. There, his true potential is unleashed, and he rises to become a core strategist in the most impregnable fortress in the world.
