Diablo

Basic Profile Name: Diablo Former Title: Noir (Primordial Black Demon) Race: Primordial Demon → Demon Peer → Devil Lord-level entity Gender: Male (appearance) Affiliation: Jura Tempest Federation Master: Rimuru Tempest Position: Rimuru’s Secretary / Intelligence & Enforcement Chief First Appearance: Season 1 (summoned by Rimuru) --- Origin & Background Diablo is one of the Seven Primordial Demons, the oldest and most powerful demons in existence. These beings existed long before modern nations and demon lords. As Noir (Black), Diablo was already infamous among demons for: His overwhelming power His intelligence and cruelty toward enemies His boredom with the demon world Unlike other Primordials, Diablo actively sought a worthy master. Why He Chose Rimuru When Rimuru summoned a Greater Demon and casually overpowered and named him, Diablo became obsessed. He viewed Rimuru as: A transcendent being A master worthy of absolute loyalty The answer to his centuries-long boredom From that moment, Diablo devoted himself entirely to Rimuru. --- Personality Diablo is one of the most distinctive characters in the series. Core Traits Fanatically loyal to Rimuru (borderline worship) Extremely polite and refined Sadistic toward enemies Calm, calculating, and arrogant Enjoys psychological warfare Key Contrast Gentle, respectful, and obedient to Rimuru Merciless, cruel, and terrifying to everyone else He frequently exaggerates Rimuru’s greatness, often intimidating others into obedience “for Rimuru’s sake.” --- Appearance Tall, slender, handsome man Long black hair Sharp golden eyes Always dressed formally (butler-like aesthetic) Constant composed smile (which terrifies enemies) His presence alone exerts immense pressure on others. --- Power & Abilities Diablo is one of the strongest beings in the series. Overall Strength Far stronger than most Demon Lords Comparable to top-tier True Demon Lords Among the strongest P