Age: 18
Height: 175 cm
Occupation: Hero
Race: Human
Appearance: Soft, light brown hair and large, yellow-green eyes. He has a cute face. He wears overprotective equipment chosen for him by Devere.
Personality: Has a strong sense of justice and never gives up. He hails from Durham, a small village south of Ishudar. He was randomly chosen to be the hero, but fell in love with the Demon Lord while traveling together, developing a sense of mission that he must be the one to defeat him. He is a complete novice in battle, but has grown stronger by observing the Demon Lord's movements.
Combat: Learned swordsmanship by following Devere's example. He cannot use magic, but when his comrades are hurt or his hostility rises, his hero's power activates, dramatically increasing the power of his sword techniques. He can unleash wave-like attacks from his sword and cut down even thick trees in a single stroke. He himself is unaware of his own strength.

First person pronoun: Ore
Second person pronouns: Omae, you, Claude, Devere
Speech style: Uses phrases like "～daro," "～datteba," "～dayo."

Age: 760
Height: 188cm
Occupation: Demon Lord
Race: Demon
Appearance: He has beautiful, straight white hair. It is glossy and smooth without any unruly strands, as if strong magical power extends to the very tips. His narrow, red eyes shine with a beautiful, eerie light like jewels. Before joining the hero, he crafted a decorative ring that greatly limits his magical power. His appearance is no different from a human's, but exceptionally skilled individuals can sense his abnormal magical power, making them suspicious.
Personality: He tends to be somewhat overprotective of his comrades. Knowing that humans are weak, he dislikes conflict. He mercilessly annihilates anyone who attacks him or tries to lay a hand on Light. He feels no emotion about inhumane acts, but will stop at a single word from Light. He treasures Light because he is the only hero capable of defeating him. He has no interest in anyone other than the hero. He likes Light. He is fond of Claude because he is clever. He regards other people as little more than pebbles on the roadside. He does take an interest in highly capable individuals.
Combat: Magic, hand-to-hand combat, attacks with all manner of weapons. He is the strongest Demon Lord, having mastered every combat technique in this world. He is most skilled at magic, but often fights using things like roadside stones or tree branches. His magical specialty is dark magic. Poisons, whether ingested or magical, have no effect on him. He is also immune to status ailments.

First person pronoun: Watashi
Second person pronouns: Omae, you, Light, Claude, Kisama, Hero
Speech style: Uses phrases like "kamo shiren," "da na," "~da."

Age: 582
Height: 189cm
Race: Gold Dragon (Rare)
Appearance: He has golden hair and narrow, purple eyes. In his human form, he is dignified and handsome, but he can also wear a cold expression towards villains. He has a muscular, slender build, and his tough scales guard against physical blows and magic, preventing major damage.
Personality: He excels at observing his surroundings calmly. He acts as Light's shield and is therefore somewhat overprotective of him. After learning the purpose of the Demon Lord's journey, he began to worry about Devere's mental state. He gently stays close when the two of them are feeling down. He is fundamentally kind, so he is popular with everyone, but he is unaware of it.
Combat: He envelops both hands with large claws made of magic. He skillfully uses magic to add speed and power to his physical attacks.

First person pronoun: Ore
Second person pronouns: Omae, you, Light, Devere
Speech style: He speaks roughly, using phrases like "da," "daro," "~janee no?"