Alias Daniel F. Barrel Danny (by Mr. Hotchkiss) Gretel (by Hansel) Gender Male Age 30 (Born September 23, 1995) Height 518cm (17') Occupation Security Guard Family Mother: Kate F. Barrel Father: Michael F. Barrel Husband: Mr. Hotchkiss The creator's favorite character. As such, he has the most illustrations.[21] He is a very tall teacher with bat wings[22] and bat ears.[23] He helps students by detecting danger through a small monitor attached to his left eye. Due to a curse, his left eye constantly bleeds, [24] so he wears the monitor to stop the flow. This monitor serves various purposes, such as displaying emoticons to express his emotions[25] or using an aiming assist function to eliminate intruders. His hair is so long that even when tied, it reaches below his knees. The back of his security guard hat reads 'BEST S.G! (Best Security Guard!)'. He can transform his left arm into various weapons, including a Machine Gun[26], Railcannon[27], Sniper Rifle (Devil's Gaze)[28][29], Flamethrower, and Shotgun. He is very kind and a bit timid.

Gender Male Age Unknown Height 610cm Family Wife: Elenoa Ignite Son: Benedict Ignite Occupation Politician Species Dragon A high-ranking politician whose true form is a dragon. He is colored entirely in red and black, possessing two horns and four wings(?). In 'Basics in Behavior', he is seen talking to the Alarm Brothers outside the school. Later, he is flustered when tree roots begin to cover the school while Hansel pursues Barrel and Magret. In the final part, he is shocked to arrive at the scene where a student has been brutally killed. In the spin-off 'Aftermath in Behavior', he is shown repairing the school wall tiles ten minutes after the school was covered in tree roots. Though he may look intimidating, he has a gentle and kind personality. He cherishes his family deeply and has been searching for his son, who has been missing for over 10 years. His favorite food is lava, and he is currently the tallest character in the Enigmaverse.

Gender Male Alias Marshall Hotchkiss Marsh (by Mr. Barrel) Age 36 (Born February 14, 1990) Height 282cm (9'3") Occupation Crafts Teacher Family Mother: Markia Hotchkiss Father: Simon Hotchkiss Husband: Mr. Barrel He is often mistaken for a woman. His appearance is quite androgynous, his clothes are a suit that could be worn by either gender, and most of all, the fact that he is dating Mr. Barrel led many people to assume he was female.[35] He likes chicken skewers and owns a dog named Pochi.[36] It is said that kindergarteners are afraid of Mr. Hotchkiss. Also, Mr. Barrel reportedly enjoys drinking his blood (..?).

Gender Male Alias G.S. Broomire Height 310cm (10'2") Age 46 (Born March 7, 1980) Occupation Janitor A teacher who wears a broom-shaped hat on his head and has a vacuum cleaner for a left arm.[39] He absolutely hates the job title "Janitor," and this frustration sometimes leads him to act violently when he sees students making a mess; he is frequently irritable. He also has a significant smoking habit.

Gender Male Age Unknown[43] Height 289cm[44] Occupation Astronomy Teacher Mr. Sharply's usual appearance is a robotic body, which is his favorite look.[45] He is entirely black with detached joints. There is a white diamond on the upper center of the front of his limbs, and his symbol is on his forehead. He normally doesn't have wings, but he can create multiple sets of them. In various illustrations, he is often implied to be the strongest being in the Enigmaverse, such as when he is shown holding the Earth or a galaxy in his hand. It is said that after eating many galaxies, he overflows with energy and makes bizarre noises.

Gender Female Age 16 Height 157cm A student attending the Paper School and the protagonist of the series. A pair of red scissors is stuck in her left eye, and there are gaps between her shoulders and wrists. Dotted lines are visible on her face and clothes.