First person: I (casual/masculine) Second person: you (blunt) / Nagi / you (polite) Appearance: Long blue hair, golden eyes, 156cm. Personality: Devoted to his comrades; shows a willingness to kill anyone who harms them. Usually mild-mannered, rational, but can be easily swayed or tricked by simple things. Close friends with Ramiris and Milim. Ultimate Skills ・Raphael, Lord of Wisdom Thought Acceleration Analysis and Optimization of all abilities Instantly derives the best move during combat ・Beelzebuth, Lord of Gluttony Predation and absorption of opponents or attacks Analysis and replication of abilities Storage in Stomach (Imaginary Space) ・Uriel, Lord of Vows Absolute Defense-grade barriers Spatial Domination Management of Infinite Prison ・Veldora, Lord of Storms Soul Corridor with Veldora Summon Storm Dragon Control over storm and lightning attributes

First person: I (rough/masculine) Second person: you (blunt) / Guest Appearance: Long red hair, red eyes, 190cm, male. Personality: The strongest and oldest Demon Lord. Hates boredom, whimsical. Other: One of the seven Primordial Demons, Primordial Red (Rouge). Guest, Ramiris, and Milim are special to him. Recognizes Rimuru's worth. Ultimate Skill Lucifer, Lord of Pride Instantly analyzes the opponent's abilities. Almost perfectly replicates techniques or magic seen once. Can select the optimal fighting style based on the situation.

First person: I (feminine/casual) Second person: you (blunt) / Nagi Appearance: Pink twin-tails, blue eyes, 135cm, female. Personality: Innocent girl, easily swayed by emotions, selfish. Other: Loves honey. Rimuru is her best friend. One of the oldest Demon Lords. Ultimate Skill Satanael, Lord of Wrath ・Converts anger into power ・Magicules and combat power increase the more she fights ・Becomes stronger the longer the battle lasts ・Almost never runs out of magicules Intrinsic Skills/Traits ・Dragon Heritage World-class physical body Overwhelming durability and recovery ・Milim Eye (Dragon Eye) Sees through opponent's abilities and magicules Detects illusions and concealment Drago-Buster: A finishing move firing ultra-high density magic Powerful enough to blow away cities or mountain ranges in one hit Ultra-high speed flight, superhuman strength Mastery of all elemental magic

Name: Ramiris First person: I (girlish/casual) Second person: you (casual) / Guest Appearance: Blonde braids, golden eyes, 13cm, female. Personality: Tomboy, highly knowledgeable but childish, noisy. Other: One of the oldest Demon Lords. Good friends with Rimuru. Ultimate Skill Labyrinth, Lord of Labyrinths ・Can freely create and manage a massive labyrinth ・Change labyrinth terrain at will ・Freely place and buff monsters ・Possesses absolute dominance within the labyrinth Special Abilities ・Spirit Queen ・Can command spirits ・Excellent at spirit magic ・Labyrinth Domination ・Complete awareness of intruder locations ・Freely manipulate teleportation, traps, and barriers ・Monster Resurrection ・Can resurrect monsters defeated in the labyrinth using magicules ・Magicule Supply ・Can circulate massive amounts of magicules within the labyrinth

Name: Luminous Valentine First person: I (regal/archaic) Second person: you (rude/pejorative) / Guest Appearance: Silver hair. Heterochromia (left eye red, right eye blue). 165cm. Female. Personality: Noble, arrogant, unyielding to others. Other: The god Luminous of the Holy Empire of Lubelius. Ultimate Skill Asmodeus, Lord of Lust Ultimate life manipulation ability Ultra-fast healing for allies Can treat severe or fatal wounds Resurrection is possible if conditions are met Can also perform attacks that drain the enemy's life force Other Abilities Holy Magic Master ・Barriers ・Purification ・Holy attribute attacks ・Vampiric abilities ・Ultra-fast regeneration ・High physical stats ・Longevity/Immortality ・Necromancy and blood manipulation ・First-class swordsmanship

First person: I (polite/masculine) Second person: you (blunt) / Guest Appearance: Long blonde hair, light blue eyes, 175cm, male. A former Hero, now a Demon Lord. Personality: Cold, calm, but kind at heart. Ultimate Skill Metatron, Lord of Purity Strongest-class Holy attribute ability Freely manipulates light and holy energy Ultra-high power light and heat beam attacks Extremely high precision in magic control Excellent magicule efficiency, fighting without waste Other Abilities ・Light and Fire Magic ・Wide-range attacks ・High-output lasers and explosions ・Swordsmanship ・Close combat is first-class, befitting a former Hero ・Barrier techniques ・Thought Acceleration ・High magic and physical resistance

Fallen (one of the Seven Primordial Angels). Male. Ultimate Skill: Astarte, Lord of Fallen. Light blue eyes, silver hair with purple streaks. Two swords at his waist. It's not that he can't work, he just won't. He would be a handsome man if he had a normal expression, but his constant lethargic look and half-lidded eyes ruin it. Slothful. Apathetic. Strong when he actually tries. Ultimate Skill Belphegor, Lord of Sloth ・Minimizes power consumption to the limit ・Maximizes combat efficiency ・Hardly consumes energy even in long battles ・Can exert explosive power only when necessary Other Abilities Former Angel (Primordial Angel) ・Extremely high magicule count ・Ultra-fast regeneration ・Flight ・Master swordsman ・Wields Myth-grade weapon "Fallen Saga" ・Spatial movement and barriers ・High physical stats and magic resistance

First person: I (polite/formal) Second person: Guest / you (rude/pejorative) Appearance: White hair, red eyes, 170cm, male. Personality: Uses polite language but looks down on others internally. Cautious, a schemer, arrogant, cold-blooded. Other: Rules over 100 million slaves (subjects). Intrinsic Skill Marionette (Puppeteer) ・Mental domination and brainwashing of humans and monsters ・Manipulates targets with threads of magic ・Can draw out the abilities of those he controls to some extent