CIS Productions/Ensembled Darkhorse

Given to Loads and Loads of Characters in the stories of CIS Productions, there are still characters who earns popularity amongst the entire storyline of LOTM: Sword of Kings, LOTM: Witnesses of Sleepy Hollow and so on, aside from already popular main characters.

Raizen High School Arc

 * Eugen Katsuragi earns great adore since her debut due to her cute appearance, her naive and cheerful personality and her Hidden Badass skills as a soldier working for Chronos Empire. Her death in Aki Honda's hands is considered as one of the saddest scene ever in the whole storyline, and her later transformation into ​Vira​ doesn't hurt at all. It marks the first villain that is once a Pure of Heart hero but falls into the descent of irredeemable madness, which brings a lot more creative tones upon her.
 * Sonia Nevermind in this storyline, given to the fact that she's a well-known character from the original story of Danganropna franchise, earns even more popularity amongst CIS Productions and an extended appearance in The Corbin Files upon making her debut in "From Hell" Letter, mainly because of the brilliant twist to show her true personality, her complicated nature, as well as her relationships with Kyouko Kirigiri. Her death in Unit-CM 130 Arc caused great mourning amongst the readers.

The Corbin Files

 * On SoK side, Maria Arzonia rapidly becomes one of the most popular and recurring OC chracters created by Officer Candy Apple, starting from her debut episode of The Corbin Files. Her tragic Broken Bird backstory, as well as her determination of being both a Well-Intentioned Extremist and a Defector of Decadence, wins her popularity and the author even hinted she will return with much more importance. It later makes her a Breakout Character after she returns in Firenza Junior as the main heroine, and she even makes her role further into Saga AA with Big Damn Hero moments. It later makes her a Breakout Character after she returns in Firenza Junior, which makes her one of the most enjoyable CIS Heroes in the story even exceeding Ichabod Crane.

Eckidina Arc

 * Eve Fullbuster'​s debut introduction in Angel Sub Arc had been considered as one of the most surprising and memorable moments in the said sub arc, even if the scene only appeared for a brief while. Her introduction page already gave her a sympathetic backstory. She's introduced as one of the Only Sane Man of the ruthless DEM Empire.
 * Chinatsu earns fans when her Hidden Depths was revealed in Angel Sub Arc, not to mention that she is the one who revived La Folia Rihavein and made her Imperia Deamonne.
 * Isis Maxwell immediately earns explosive popularity ever since her debut in Tales of A Lost Hero - Part 1, and her couple scene with Lucas Kellan is excessively hilarious, being considered as the funniest couple scene so far.
 * In spite of not having his identity revealed yet, the mysterious figure known as Godom Empire Hooded Figure - or simply known as Crow - creates a certain mood of mystery with his calm and composed behavior, that helped in his mystery tones. Many people are waiting to know who he truly is.
 * Ara Astaroth, upon her introduction page appeared, earned popularity amongst the CIS users for her comedic moments combined with her monstrous villainy all together, making her personality enjoyable. Her couple relationship with B1-Killer Kampfdroide Unit-CM 130 is also considered as the eeriest villainous couple ever in the whole story.

The Cranes Arc

 * Vanifer earns popularity in CIS Productions due to her ambitions, her backstory of being someone From Nobody to Nightmare using her own wits and indomitable will (unlike Marlos who used his own wealth as his weapon), as well as her stoic personality of hiding her wrath deep inside her heart.

The Corbin Files

 * Sister Mary Eunice returns in The Corbin Files as a main character and proves herself to be a competent warrior and friend in need. It formed a dynamic duo between her and Katarina, and earning herself popularity. People actually got sad when they had to separate.

Death Arc

 * Selina Strawberry is considered to be one of the most enjoyable CIS Heroes now, starting after her promotional material was released. Her debut receives positive reviews for being an Anti-Villain who has noble intentions while going through a wrong way.
 * Upon their introduction, the priority of Merry Melody members led by Helene Hawthorn are among the most well-liked members from the Order of Flourish, mainly because of their creative circus design and being a lighter shade of dark zones, as well as their unique characteristics and sympathetic backstories.
 * Among them, Beatrice Bergamot becomes the top one, more amplified after her story in the Darker and Edgier LOTM: Los Reina de Corazónes was revealed. She is the first of Hestia Hawthorn's adoptive child and a "big sister" to her team, making Helene to entrust the circus to Beatrice as her right-hand and one of the rightful lead actresses that would replace the vain and hateful Dora Dorian. In addition, her Heroic Sacrifice and warm-hearted kindness to Baccarat becomes a contrast to the greedy and mean Dorians.