Also known as Return of the Demonic Instructor · 귀환마교관
The world is destroyed by a demon invasion, and Bigang Sa is forced to serve in the demon army for centuries. After a failed human uprising, Bigang transports h...
30 Years Have Passed Since the Prologue 
A Corporate Underling Who Excels at Work 
A Dragonslayer’s Peerless Regression 
A Former S-rank Adventurer Who Was Betrayed By His Griends Because He Was Too Strong Wants to Live a Slow Life in The Countryside 
A Pig-Slaughtering Knife Cutting Through All Realms — Makes Sense, Right? 
A Rogue Guard in a Medieval Fantasy 
A Villain’s Will to Survive 
A Wimp’s Strategy Guide to Conquer the Tower 
A World Of Gold To You 
Absolute Regression 
Absolute Sword Sense 
Academic Supremacy Academia: The F‑Rank Supply Officer Reincarnates as the Legendary Greatest Mage