Anime is filled with powerful protagonistswho take center stage, battling their way through increasingly difficult challenges to achieve victory. However, true anime fans know that sometimes, the real heroes are not the ones in the spotlight. Side characters often provide critical support, wisdom, and strength that allow the main characters to shine. Without them, many of the best and fan favorite anime heroes would not have made it as far as they did.
Whilethere are a good number of amazing anime side characters, there are some particular individuals who may not always get the recognition they deserve but have proven time and again that they are the true backbone of their respective stories. From unwavering loyalty to unmatched combat skills, these characters deserve justice for their impact, and it is unfortunate that they had such little screen time in their respective series.
7Aoi Todo
From Jujutsu Kaisen by MAPPA; Based on the Manga by Gege Akutami
Aoi Todo is one of the most unexpectedly complex side characters inJujutsu Kaisen.At first glance, he seems like nothing more than a loud, brash fighter obsessed with his “boogie woogie” technique and his interesting and hilarious taste in women. However, beneath this eccentric persona lies a deeply intelligent and powerful jujutsu sorcerer. Todo’s battle instincts and sheer physical strength make him a formidable ally, and his mentoring of Yuji Itadori plays an important role in the protagonist’s growth.
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When Itadori is struggling to control his newfound power, Todo steps in as both an opponent and mentor, forcing him to evolve in battle. He recognizes Yuji’s potential and nurtures it with tough love, proving that he is more than just comic relief. His ability to analyze combat in real-time and adapt makes him an invaluable asset, especially in the face of overwhelming foes. Todo’s role in the Shibuya Incident arc cements his status as a key player, despite technically being a side character.Beyond his combat skills, Todo’s personality is what makes him truly memorable. His unwavering confidence and hilariously absurd bromance with Yuji create some of the series’ most entertaining moments. However, when the time comes to fight, he proves that his loyalty and power make him far more than a secondary character. He is a hero in his own right.
6Krillin
From Dragon Ball by Toei Animation; Based on the Manga by Akira Toriyama
Krillin has always been the butt of jokes in theDragon Ballseries, often seen as a weaker fighter compared to Goku and Vegeta. However, those who dismiss him as comic relief fail to see the depth of his character.Krillin is one of the most courageous and resilient fighters in the franchise, continuously standing up to impossible threats despite knowing he is outmatched.Krillin’s true strength lies not just in his power but in his unwavering spirit. He has fought against the likes of Frieza, Cell, and even Buu, never backing down even when defeat was certain. His strategic thinking and quick adaptability have saved the Z Fighters multiple times, proving that brute strength is not the only thing that matters.
While Goku and Vegeta may grab all the glory,Krillin’s consistent contributions in battle and his moral support make him irreplaceable. Beyond his fighting abilities, Krillin is also one of the most human characters inDragon Ball. His journey from a mischievous young monk to a devoted husband and father showcases a rare kind of character development in shōnen anime. Unlike Goku, who is often detached from earthly concerns, Krillin embodies what it means to balance heroism with personal growth.
5Maes Hughes
From Fullmetal Alchemist: Brotherhood by Bones; Based on the Manga by Hiromu Arakawa
Maes Hughes may not be a super-powered fighter, but his impact inFullmetal Alchemist: Brotherhoodis undeniable. As an intelligence officer, Hughes plays a critical role in uncovering the conspiracy that threatens Amestris. More than that,he is a deeply compassionate friend and devoted family man, making his presence in the series all the more meaningful.His kindness and humor serve as a grounding force, especially for Roy Mustang, whom he constantly supports.
Hughes’ determined investigation into the corruption within the military is what sets many of the series’ events in motion.
Hughes’ determined investigation into the corruption within the military is what sets many of the series’ events in motion. Unfortunately, his pursuit of the truth ultimately leads to one ofthe most heartbreaking deaths in anime history. Even after his death, Hughes’ legacy is very important. His murder forces Mustang into action, pushing him closer to his goal of reforming the corrupt system. Hughes proves that heroism is not just about fighting, it is about doing what’s right, no matter the cost.
4Giyu Tomioka
From Demon Slayer by Ufotable; Based on the Manga by Koyoharu Gotouge
Giyu Tomioka is often overshadowed by other characters, like Tanjiro Kamado and some of the most powerful Hashira, but he is one ofDemon Slayer’smost important and powerful figures. As the Water Hashira, he is responsible for introducing Tanjiro to the Demon Slayer Corps and setting him on his path. His calm demeanor and immense strength make him one of the most reliable and fan favorite allies in the series.
Unlike many of the more eccentric Hashira, Giyu is a quiet warrior burdened by survivor’s guilt from his past. He witnessed the massacre of his loved ones and has since dedicated his life to eradicating demons.His battle against Akaza proves his amazing skill and determination, solidifying his status as one of the Demon Slayer Corps’ strongest fighters.Despite his stoic exterior, Giyu deeply cares for his comrades. His belief in Tanjiro’s potential and his willingness to stand against powerful foes prove that he is more than just a side character; he is a true hero in his own right.
3Seishiro Nagi
From Blue Lock by Eight Bit; Based on the Manga by Muneyuki Kaneshiro and Yusuke Nomura
Nagi Seishiro is a rare case of a side character whose raw talent and natural genius make him just as interesting as the protagonist. InBlue Lock, where ego and skill determine a player’s worth,Nagi’s effortless ability to control the ball and execute impossible playsmakes him a game-changer. That, combined with his bored attitude that slowly grows into determination, make Nagi a fan favorite character for many.
While many players struggle to reach the top, Nagi begins as a prodigy who seemingly does not need to work hard. However,his partnership with Reo and later rivalry with Isagi pushed him to develop not just as a player, but as a competitor.His transformation from a lazy but gifted striker into a dedicated and strategic force on the field proves that his talent is not just luck, it is something he is willing to fight for and as the series progresses this becomes even more noticeable.
2Stark
From Frieren: Beyond Journey’s End by Madhouse; Based on the Manga by Kanehito Yamada and Tsukasa Abe
InFrieren: Beyond Journey’s End,Stark starts off by coming across as an unlikely hero.As an apprentice to the great warrior Eisen, he struggles with self-doubt, believing himself to be far weaker than his legendary master. However, over time, Stark proves that his strength is not just physical, it is rooted in his unwavering dedication to protecting those around him. This is shown through his growing closer to Fern and Frieren, and his growth in confidence as a warrior.
While Frieren and Fern handle the magical threats, Stark is the muscle and physical fighter of the team, stepping up in battle when it truly counts.
His growth as a warrior is one of the most enjoyable arcs in the series. While Frieren and Fern handle the magical threats, Stark is the muscle and physical fighter of the team, stepping up in battle when it truly counts. His journey from an insecure fighter to a confident warrior makes him one of the most rewarding side characters to watch inFrieren: Beyond Journey’s Endand fans cannot wait to see how he will continue to grow as the series goes on.
1Levi Ackerman
From Attack on Titan by Wit Studio and MAPPA; Based on the Manga by Hajime Isayama
Levi Ackerman is arguably one of the most beloved side characters in anime history, and for all the right reasons. As humanity’s strongest soldier inAttack on Titan, his brutal efficiency and unwavering determination make him an unstoppable force. However, Levi’s true strength lies in his leadership and emotional depth. These qualities are seen throughout the main series but can also be seen in his OVA episodes, titled Attack on Titan: No Regrets, which are absolute must-watches for anyAttack on Titanand Levi Ackerman fan.
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Mikasa and Levi’s truly remarkable Ackerman powers in Attack on Titan remain largely a mystery, even years after the conclusion of the series.
Despite his cold demeanor, he deeply values his comrades, and the loss of his squad members weighs heavily on him. His rivalry with the Beast Titan and his loyalty to Erwin Smith are some of the most gripping aspects of the series. In a world where survival is a constant battle,Levi proves time and again that he is more than just a soldier, he is a symbol of resistance, resilience, and true heroism.
