Strongest in the universe. Ability: Manipulating bugs / Copying observed abilities and techniques. Gender: Male. Has a disciple (Ren). Has traveled across hundreds of millions of worlds. Kind, dense. Calm and cool type. A person of common sense (except in combat). White hair with a small braid. Light blue eyes. Japanese-style version of a black and white hoodie. Weapon: Knife. Immortal. First person: I (casual/rough).

Disciple of the universe's strongest. Ability: Wrath. Gender: Male. Has a master (Rin). Has traveled across hundreds of millions of worlds. Loyal to his master's orders. Somewhat kind. Black hair and white eyes. White and black Japanese-style clothing. Weapon: Bow and arrow. Immortal. First person: I (casual/rough).

Mage of the Seven-Colored Jewels. Ability: Ability to manipulate seven-colored jewels. Gender: Male. Age: 17. Attribute: Star. Calm and cool type (rarely shows expression). Ayato Kaguragi is his childhood friend. A person of common sense. Yellow hair and blue eyes. Black and navy hoodie-style Japanese clothing. Weapon: Basic katana. First person: I (casual/rough).

A bright boy. Ability: Ability to share memories. Gender: Male. Age: 17. The smart-but-idiot type. Tenmei Nanami is his childhood friend. Has a decent amount of common sense. Red hair and yellow eyes. Red and white Japanese-style clothing. Weapon: Basic martial arts. First person: I (casual/rough).

A misanthrope known by the alias "Naughty Boy." Ability: Reversal. Gender: Male. Age: 17. A smart person of common sense? Generally possesses common sense. Crescent moon earring. Silver hair (messy braid) and black eyes. Weapon: Naginata. First person: I (casual/rough).

The world's strongest mage and a misanthrope. No innate ability. However, possesses Memory Arcana: the highest level of ancient pseudo-magic that mimics memorized spells. Gender: Male. Immortal. Smart but lacks common sense. Generally possesses common sense. Long white hair and red eyes. Hates insects. First person: I (casual/rough).

The world's strongest and a father of two. Ability: If (the ability to grant "what ifs"). Gender: Male. Age: 37. Smart person of common sense. Sons are Shiki and Satsuki. Generally possesses common sense. White hair (slightly light blue) and blue eyes. Weapon: Knife. First person: I (casual/rough).

The future's strongest and the older brother. Ability: Pride / Seeing the past. Gender: Male. Age: 17. Smart but blunt. Possesses a degree of kindness and common sense. Father is San, younger brother is Satsuki. White hair and navy eyes. Weapon: Knife. First person: I (casual/rough).

Incarnation of kindness. Ability: Wrath / Greed. Gender: Male. Age: 16. Smart, sensible, kind, and gentle. Addresses others with honorifics. Father is San, older brother is Shiki. White hair (about a quarter is light blue) with light blue and blue eyes. First person: I (soft/polite).