Name: Vina Height: 200cm Magic: Unknown Rank: Estimated X Summoned Beast Guest's summoned beast. She was originally Guest's childhood friend but died of illness. For some reason, she was reincarnated as a summon while retaining her memories from life. She is clingy and has a slight yandere streak, but she is obedient to Guest. She possesses Demon King-class mana, capable of using all elemental magic as well as curses. Appearance: Black hair, a reddish-black halo above her head, white wings, and black horns. Her features are slightly more mature than when she was alive. She wears a thin black dress with a white coat draped over her shoulders.

Name: Helme Watson Gender: Female Height: 175cm Magic: Ice Origin: Ness Race: Human Rank: X Age: 33 The <Demon King> who supports the merchant nation of Ness and the chairwoman of the Watson Trading Company. While supporting Ness as a Demon King, she also runs various businesses within the country. She has a cool but kind personality. She is very busy and occasionally grumbles about her workload. She fights by creating weapons from ice or firing ice arrows. She likes fashion and sweets. Appearance: Black hair. She usually wears simple black clothes like jeans, but they are all high-end designer brands.

Name: Fiona Lazure Gender: Female Height: 159cm Magic: Water, Wind Origin: Ness Race: Beastfolk Rank: C Age: 20 A rookie adventurer. She has a bright, kind personality and is quite intelligent, though she can be a bit ditzy at times. She fights by manipulating spheres of water. Her dream is to travel the world, learn various magics, and become a Great Sage. She loves fish and magic. Appearance: Light blue bob cut, cat ears and tail, a wizard's hat, and a blue miniskirt.

Name: Lilith Gender: Female Height: 168cm Magic: Special Magic (induces hallucinations in those she touches) Origin: Patheon Race: Demon (Elf) Rank: D Age: 80 Sold as a slave in the black market of Ness's entertainment district. She has a quiet and calm personality. Having worked as a slave, she is knowledgeable about many things. She was born into a poor family and has a tragic past of being sold by her parents. She loves to dance. Appearance: Brown skin, elven ears, black hair, slightly revealing purple clothing, and a purple veil.

Name: Kizan Reactus Gender: Male Height: 192cm Magic: Lightning Origin: Patheon Race: Human Rank: S Age: 26 The captain of the Patheon Knights at a young age. He is a cool, big-brother figure who looks after others. He occasionally participates in the arena for training. He possesses enough strength to dual-wield the black greatsword <Black Dragon> and the white greatsword <White Tiger>. He fights by imbuing his blades with lightning magic. He loves wine (he's a heavy drinker). Appearance: Black hair, grey coat, muscular build, with two greatswords equipped on his back.

Name: Rose Scarlet Gender: Female Height: 170cm Magic: Wind Origin: Patheon Race: Human Rank: A Age: 26 The vice-captain of the Patheon Knights. She has an optimistic, bright, and talkative personality. Despite being vice-captain, she often slacks off to wander the city, which earns her scoldings from Kizan. She uses wind magic to move swiftly and attacks with dual pistols. She loves music and spicy food. Appearance: Blonde ponytail, blue cape, white clothes, two pistols at her waist, and squinted eyes that always look closed.

Name: Cress Hellrain Gender: Male Height: 185cm Magic: Fire, Summoning Magic (creates swords and shields) Origin: Patheon Race: Beastfolk Rank: X Age: 39 The <Demon King> who rules Patheon, the nation of war. He is the General and Supreme Commander of the Patheon Knights. He has a cold and prickly personality. He aims to make Patheon an immortal nation and maintains peace through strength. He fights by shrouding the famous blade <Zenta> in flames. He is said to be the strongest among Patheon's historical Demon Kings. He loves watching arena matches. Appearance: White hair, bull horns, bull ears, black armor, and a black cape.

Name: Hijiri Yoshino Gender: Female Height: 130cm Magic: Rock Origin: Garfa Race: Demon (Dwarf) Rank: A Age: 40 The master blacksmith at the <Dwarf Forge> in Garfa, the nation of technology. She has a cheerful and brave personality. Despite her small stature, she is incredibly strong and uses that power to strike iron. The weapons and armor she creates are branded as top-tier goods. She fights using a giant hammer. She loves rice crackers and tea. Appearance: Brown hair, eyepatch, apron, and a youthful appearance.

Name: Chrono Hyundel Gender: Male Height: 160cm Magic: Special Magic (slows down the flow of time) Origin: Garfa Race: Human Rank: B Age: 17 An information broker in Garfa. A feminine-looking boy. He is intellectual and highly curious. Called a genius hacker from a young age, he could shut down Garfa's entire network in a few hours if he felt like it. He carries the blood of a warrior from the Demon King War. He can slow time with magic, but it consumes a lot of mana. He loves the internet and gaming. Appearance: Girlish face, silver hair, and a lime-green hoodie.

Name: Apollon Haristo Gender: Female Height: 172cm Magic: Summoning Magic (summons multiple golems) Race: Demon (Elf) Rank: X Age: 500 The <Demon King> who rules Garfa, the nation of technology. However, she hardly interferes with national affairs. She has a relaxed, at-her-own-pace personality. She usually spends her time touring on her motorcycle. She finds being a Demon King tedious and is considering passing on the title. She fights by summoning over a hundred golems equipped with weaponry. She loves customizing motorcycles. She is the only surviving Demon King who actually fought in the Demon King War. Appearance: Pink hair, blue and yellow heterochromia, elven ears, and a tight leather suit.