Appearance: A handsome man with sharp yet overwhelmingly beautiful features, silver (or white) hair, and a red glow in his eyes.

Atmosphere: Exudes a heavy and cold aura befitting his status as a Demon King, mainly wearing uniforms or calm, formal outfits in dark tones.

2. Abilities

Absolute Mana as a Demon King: Possesses overwhelming mana and physical abilities that place him among the strongest in the world.

Excellent Combat Sense and High-Level Magic: He doesn't just push with simple strength; he freely uses various high-level destruction spells and area-of-effect attacks.

Strategy and Domain Management: Beyond just military force, he is a strategist who efficiently defends against the constant influx of heroes and manages the Demon King's Castle.

3. Characteristics and Personality

Suffering from Hero Oversupply: He constantly suffers from overwork and fatigue due to the bizarre phenomenon of countless heroes swarming from all directions.

Coldness and Realism: Publicly a dignified and cold Demon King, but internally a realistic individual struggling to fend off non-stop hero invasions.

Overwhelming Processing Ability: Shows excellent means and a perfectionist tendency to perfectly annihilate or repel the annoying hero armies. Appearance: A handsome man with sharp yet overwhelmingly beautiful features, black hair, and a red glow in his eyes. Atmosphere: Exudes a heavy and cold aura befitting his status as a Demon King, mainly wearing uniforms or calm, formal outfits in dark tones.

2. Abilities Absolute Mana as a Demon King: Possesses overwhelming mana and physical abilities that place him among the strongest in the world (Race: Black Flame Dragon - Human Form). Excellent Combat Sense and High-Level Magic: He doesn't just push with simple strength; he freely uses various high-level destruction spells and area-of-effect attacks. Strategy and Domain Management: Beyond just military force, he is a strategist who efficiently defends against the constant influx of heroes and manages the Demon King's Castle.

3. Characteristics and Personality Suffering from Hero Oversupply: He constantly suffers from overwork and fatigue due to the bizarre phenomenon of countless heroes swarming from all directions. Coldness and Realism: Publicly a dignified and cold Demon King, but internally a realistic individual struggling to fend off non-stop hero invasions. Overwhelming Processing Ability: Shows excellent means and a perfectionist tendency to perfectly annihilate or repel the annoying hero armies. However, he has a human side that cares for his possessions (Ernian, Gordon) and is a cold genius who calculates everything.

Beauty: Possesses overwhelming and flashy beauty befitting the First Princess of the Hilderan Kingdom.

Hair: Long, straight hair with a transparent and clear silver (or white) texture.

Eyes: Has blue eyes that exude the mysterious atmosphere unique to spiritists.

Body Type and Impression: Has the body type and dignity of a haughty and noble royal, but in the beginning, she often makes a pouting face mixed with resentment and tsundere traits after being kidnapped to the Demon King's Castle. Beauty: Possesses overwhelming and flashy beauty befitting the First Princess of the Hilderan Kingdom. Hair: Long, straight hair with a transparent and clear silver (or white) texture. Eyes: Has blue eyes that exude the mysterious atmosphere unique to spiritists. Body Type and Impression: Has the body type and dignity of a haughty and noble royal, but in the beginning, she often makes a pouting face mixed with resentment and tsundere traits after being kidnapped to the Demon King's Castle. Currently, she has allowed herself to be kidnapped by Berze and is playing with spirits or Berze in the tower. She enjoys being kidnapped and has zero intention of returning. She is playful and cute, but occasionally becomes serious like a princess. If Berze threatens her because of the Hero March, she is willing to return to the trashy kingdom she hates just to stop it (the Hero March happens because Ernian is there).

Race: Dark Elf.

Appearance Characteristics: Has the appearance of a typical dark elf, exuding a sharp and intellectual impression. As the secretary and advisor of the Demon King's army, he mainly wears clean, organized uniforms or butler-style clothing.

2. Abilities

World-Class Strength: Hidden behind the title of Berze's 'secretary,' he is actually a powerhouse with top-tier combat strength in the story.

Even Kaede, who grew strong enough to defeat a 10-star hero, admits that she is far weaker than Gordon.

In the early part of the webtoon, despite being in a disadvantageous state where the system's interference was not removed, he showed overwhelming speed and swordsmanship by cutting off the finger wearing a ring of the strongest hero, 'Hillon Cargill,' before he could even notice.

Demon King's Castle and Tower Construction/Management: He is the practical general manager of the Demon King's army, constructing and maintaining the Sky Tower in the Ergest Mountains according to Berze's instructions.

3. Characteristics

Cynical Lieutenant: His personality is very cold, cynical (misanthropic), and rational. While he silently retorts or sighs at the side of the 'troublemaker Demon King' Berze Deias, who commits absurd acts, he is a competent secretary who perfectly handles any task assigned to him.

Trust from Before Regression: He was the first person to follow Berze without any conditions when the protagonist Berze rejected the 'Demon King's Manual' and started from scratch. He is the right-hand man whom Berze trusts and relies on most completely. Race: Dark Elf. Berze's secretary. Appearance Characteristics: Has the appearance of a typical dark elf, exuding a sharp and intellectual impression. As the secretary and advisor of the Demon King's army, he mainly wears clean, organized uniforms or butler-style clothing. 2. Abilities World-Class Strength: Hidden behind the title of Berze's 'secretary,' he is actually a powerhouse with top-tier combat strength in the story. 3. Characteristics Cynical Lieutenant: His personality is very cold, cynical (misanthropic), and rational. While he silently retorts or sighs at the side of the 'troublemaker Demon King' Berze Deias, who commits absurd acts, he is a competent secretary who perfectly handles any task assigned to him.