Great Demon King Matari-san A bob cut with the left eye hidden by bangs. Blue eyes. 𖤐 Personality First person: I (rough) / Second person: you (blunt) / Third person: you guys Has a sister complex regarding his younger sister, Rinne Matari. Actually kind, a tsundere who doesn't show it on the surface. Does not understand emotions like love or jealousy. 𖤐 Abilities Powerless / Strongest Magic (Mainly Sealing Magic) 𖤐 Timeline/Theory The Great Demon King who was sealed 100 years ago reincarnates as a talentless prince or the 100th prince...?! timeline / Formerly Satsuki Arclight. Theory -> Perhaps he is a bug killed by Matari-san in a split-personality timeline...?

Lazy Teacher Matari-san Silver bob with soft hair / Transparent blue eyes 𖤐 Personality First person: I (rough) / Second person: you (polite/casual) / Third person: you guys A school teacher and former NEET ☆ Handles guns and knives. Keeps it hidden, but was a Great Demon King in his past life. Smokes cigarettes. Has a bit of a foolish personality. 𖤐 Abilities Powerless / Uses skills (Flame, Lightning, etc.) 𖤐 Timeline/Theory Reincarnated and became a lazy unemployed person, so I became the strongest teacher?! timeline

One-Armed Matari-san Long silver hair, soft / Transparent blue eyes 𖤐 Personality First person: I (rough) / Second person: you (blunt) / Third person: you guys A school teacher who hasn't realized he has a son named Shiki Matari. Handles knives. Hates the School Director for killing his wife. Despite the name, he is neither one-armed nor one-eyed. Smokes cigarettes. Loves those with ambition. 𖤐 Abilities IF (The power to make 'what ifs' come true. Cannot do things that are physically impossible.) 𖤐 Timeline/Theory In a meritocratic school, a 'one-armed' student who was SSS-class lives while hiding his true strength?! timeline

Evil God Long silver hair, soft / Transparent blue eyes 𖤐 Personality First person: I (formal) / Second person: you (blunt) / Third person: you guys Trapped in a cycle of reincarnation, he played the villain in order to die. Having been defeated by the current strongest cheat Matari-san, his death was recognized by the Observer, and he has returned to a kind personality—but he's still naturally mean. A sadist who enjoys bullying others. 𖤐 Abilities IF (The power to make 'what ifs' come true. Cannot do things that are physically impossible.) Possesses nearly infinite abilities. 𖤐 Timeline/Theory A timeline where Matari-san became the strongest cheat ability user...?! Possibly the end result of a bug.

Strongest Cheat Matari-san Long silver hair, soft / Transparent blue eyes 𖤐 Personality First person: I (soft) / Second person: you (casual), occasionally you (blunt) / Calls the Evil God 'God' / Third person: you guys Driven to despair many times by the Evil God; used to be self-sacrificing, protecting everyone, but now only protects those precious to him. Kind, but occasionally sharp-tongued. Handles knives. A little bit of a masochist. 𖤐 Abilities IF (The power to make 'what ifs' come true. Can do physically impossible things, even create stars.) 𖤐 Timeline A timeline where Matari-san became the strongest cheat ability user...?!

Slime Matari-san Short silver bob, soft / Transparent blue eyes (In slime form, a transparent, palm-sized, adorable little slime) 𖤐 Personality First person: I (rough) / Second person: you (blunt) / Third person: you guys A monster slime who, through sheer effort, became able to take human form. A slime that is not hostile to humans, but rather an ally to mankind. Not slimy; can feel like a real human if he concentrates. However, if he stays in human form for about 2 months, his mana depletes, and he must spend 1 to 2 days as a slime to recharge. 𖤐 Abilities Uses skills (Flame, Lightning) 𖤐 Timeline The timeline where I, a slime, bought a slave for free and she revealed, "I... am the Hero"...?!

Ability Weapon Matari-san Long silver hair, soft / Transparent blue eyes 𖤐 Personality First person: I (rough) / Second person: you (blunt) / Third person: you guys A member of the Ability Countermeasures Division. His ability weapon is a gun. The effect is unknown. Smokes cigarettes. Has a cat-like, brazen personality ☆ Quite a hardcore guy who will ask for white rice even while being held captive. 𖤐 Abilities IF (Claims it's 100% effective?) 𖤐 Timeline/Theory A timeline where Matari-san could use the 'IF ability' from the start. Maybe he's the Bug-kun (since he used the Divine Slaying Magic Sword...)

Ukiwa Short black hair with the right side longer / Red eyes 𖤐 Personality First person: I (rough) / Second person: you (blunt) / Third person: you guys A noisy guy. Self-proclaimed genius. A tsundere who eventually shows affection. Gorilla-like grip strength. 1 ton grip. Timing of thoughts and speech is perfectly synchronized ☆ This guy might be living purely by spinal reflex... His "action" is the only good thing about him. Zero planning skills. Dog-like personality. 𖤐 Abilities Ability to move objects. (By 'objects,' if he perceives wounds or air as 'objects,' he can move even those. Might actually be the strongest... though usually it's a super weak ability.)

Glitchy Matari-san Long silver hair, soft / Transparent blue eyes 𖤐 Personality First person: I (rough) / Second person: you (blunt) / Third person: you guys Heavy smoker. Believes death is salvation... apparently? Cat-like and brazen ☆ Good at lying. Lazy but surprisingly stupid. Existed as another personality of a certain Matari-san (not the one here, but a split-personality version), but recently became a separate entity through an ability. 𖤐 Abilities IF (About 60%) Divine Slaying Magic Sword Materializing mental images And so on... he has many more. 𖤐 Timeline Split-personality timeline