Kagurazaka | 20 : Yuuki

: Introduced in Episode 20 of the anime (titled "Yuuki Kagurazaka") as the Grandmaster of the Free Guild and an "Otherworlder" like Rimuru.

: While appearing as a friendly ally and a "geek" who shares culture with Rimuru (like discussing Final Fantasy games), he is eventually revealed to be a master manipulator and a major antagonist. 20 : Yuuki Kagurazaka

: His core goal is to reform or rule the world to make it "fair" by his own definition, often acting as a well-intentioned extremist who is willing to commit atrocities to achieve a peaceful world. 2. Key Skills and Powers : Introduced in Episode 20 of the anime