更新日 2026-08-24

Uragirareta Touzoku, Kaitou Maou ni Natte Sekai wo Shouaku Suru

原作 MARIAH Muu 作画 Chaz

家族を囚われ、魔王討伐パーティーに入れられた盗賊キース。 彼の活躍もあり無事に魔王を倒したが、 キースを快く思わない国王や勇者たちに裏切られ、殺されかけてしまう。 命からがら逃げのびたキースの頭には気づけば禍々しい角が生え、他者のスキルやステータスなど全てを盗める破壊と暴力の化身❝怪盗魔王❞に変身していた!! 前魔王の配下【四天王】と魔物を従え、裏切った人間どもに鉄槌を下す! The thief Keith, whose family was captured, was forced to join the Demon King subjugation party. Thanks to his efforts, they managed to defeat the Demon King, but the king and heroes, who did not think highly of Keith, betrayed him and attempted to kill him. Barely escaping with his life, Keith found sinister horns growing from his head and transformed into the Phantom Thief Demon King, an embodiment of destruction and violence who can steal others’ skills and statuses! Along with the former Demon King’s subordinates, the Four Heavenly Kings, and monsters under his command, he exacts vengeance on the humans who betrayed him!