Discover 15 Hidden Anime Gems Featuring Overpowered Heroes You Must Watch!

For over half a century, anime has been a significant player in the commercial world; Osamu Tezuka’s Astro Boy sparked a trend that eventually blossomed into one of the biggest and most profitable sectors within the artistic and entertainment realms. Ranging from various genres and popularity levels, anime series are diverse entities. In this piece, we will delve into less popular anime series.

This article will focus on lesser-known anime series that, despite having exceptional quality, haven’t received the attention they deserve in the mainstream. Interestingly, these underrated gems all share a common characteristic – their central characters possess extraordinary power. Here, you’ll find a compilation of 15 such anime series featuring protagonists with overpowering abilities.

1. The Misfit of Demon King Academy

Growing weary of the endless conflicts between demon, human, ghost, and beastmen races, King Anos Voldigoad yearns for an everlasting peace. To achieve this, he proposes a drastic measure: to eliminate the human hero, Kanon. This act would trigger a potent spell that divides the realms of demons, humans, and spirits, as well as beastmen. On his deathbed, Anos declares he will return in 2,000 years and expresses hope for reconnecting with the hero, vowing to be a friend if they cross paths again. True to his word, Anos is reborn after 2,000 years, retaining memories of his previous life.

Despite being reborn as foretold, Anos enrolls at a school exclusively for offspring of the late demon king and pure-blooded demons – a realm for demons. In this setting, he learns that due to the truce with other dimensions, his lineage has grown weaker, and magic is dwindling. Moreover, he discovers that someone manipulated history over the past 2,000 years, erasing his previous reign, leaving others unaware of his existence. Consequently, he fails the proficiency test and is labeled an “outsider,” causing fellow students to shun him. Determined to uncover the truth behind the last two millennia and reclaim his throne as demon king, Anos embarks on a quest for answers.

2. Is This a Zombie?

Aikawa Ayumu, an ordinary high school student, meets an unexpected fate when he’s brutally murdered by a serial killer. But instead of dying for good, he is brought back to life as a zombie by the necromancer Eucliwood Hellscythe. Now serving Eucliwood, Aikawa finds himself inexplicably gaining the abilities of a “masō-shōjo” named Haruna, transforming him into one himself. Balancing his newfound masō-shōjo responsibilities, schoolwork, and the hunt for his killer, Aikawa shares his home with Eucliwood, Haruna, and a ninja vampire named Seraphim.

3. That Time I Got Reincarnated as a Slime

In a different life, Satoru Mikami, a man around thirty, longing for a girlfriend, transforms into a conscious slime following his heroic actions to save a coworker from an attack. With extraordinary capabilities bestowed upon him, now called Rimuru, he learns his capacity to disintegrate and assimilate other beings, thereby gaining their talents. Directed by a digital voice, Rimuru forges a bond with a dragon named Veldora and develops the gift of sight. Together, they break free from the cave that held Veldora captive, setting off on an adventure in a realm inhabited by goblins, wolves, and dwarves.

Following victories against hostile wolves and receiving loyalty from appreciative goblins, Rimuru takes charge, bestowing names and boosting their power. Together, they build a fresh settlement, encountering challenges from other beasts. Accompanied by goblins and wolves, Rimuru journeys to a dwarven city in search of aid. In this city, he assists a blacksmith with an extraordinary task given by the king’s advisor.

4. The Irregular at Magic High School

The tale takes place in a world where magic has been scientifically explained and utilized through Casting Assistant Devices (CADs). In the year 2095, 35 years following a global conflict instigated by magical advancements, the plot revolves around Japan’s premier Magic High School. This prestigious institution educates magically endowed students, accepting approximately 200 each year, who are categorized into two groups: Bloom, for formal education, and Weed, acting as reserves.

As a cinephile, I find myself drawn to the captivating world of “The Irregular at Magic High School.” In this tale, I assume the role of Tatsuya Shiba, a prodigious theoretician in the mystic arts. Regrettably, my lackluster practical abilities relegate me to the second-tier group within the hallowed halls of this enchanted institution.

However, it is not all doom and gloom. My unique skills in magical analysis and unorthodox magic set me apart from the rest. These talents often enable me to counteract others’ spells with surprising efficacy, adding an intriguing layer to my character.

My younger sister, Miyuki, is a beacon of academic brilliance and exceptional magical prowess. Her standing as the most gifted magician in her class serves as a source of both pride and challenge for me. Together, we form a compelling sibling duo that propels the narrative forward.

5. Noblesse

Noblesse centers around Cadis Etrama Di Raizel (Rai), an ancient noble figure who’s been asleep for 820 years. Waking up in contemporary South Korea, Rai navigates the technological wonders of mankind and bonds with a circle of students. With Frankenstein, his faithful servant by his side, Rai joins high school, fostering relationships with peers such as Shinwoo, Ikhan, and Yuna. The story progresses as Rai and his companions engage in dangerous journeys, frequently clashing with a covert organization while unraveling the enigmatic history of Rai’s past life.

6. So I’m a Spider, So What?

As a passionate film fan, I found myself utterly captivated by an epic battle between the hero and the tyrannical ruler of a mythical realm. Their clash of magic was so potent that it transcended dimensions, causing a colossal explosion in a modern-day classroom. Tragically, the students within were fatally injured. However, fate intervened, as they were instantaneously reborn into our world, assuming various roles: some ascending to royalty or prodigious status, while others didn’t receive such fortunate destinies.

The main character, who was the most socially withdrawn among them, finds herself transformed into a spider dwelling in a treacherous lair teeming with fierce beasts. As the lowliest of all, she must summon immense resolve to cope with this unexpected predicament and endure in an alien environment. Thus, she faces daunting challenges, relying solely on her human wisdom and indomitable optimism, to keep going against adversaries far mightier than herself.

7. The Disastrous Life of Saiki K.

As a cinephile, I’d say: In the realm of cinematic narratives, I find myself immersed in the life of Kusuo Saiki, an unassuming high school student who harbors an extraordinary secret – psychic abilities that span from telepathy to teleportation. Yet, despite his supernatural prowess, Saiki yearns for a life as ordinary as any other teenager. The tale unfolds as he navigates the tumultuous waters of P.K., where his unique classmates add a dash of the extraordinary to his otherwise mundane existence.

8. The Saga of Tanya the Evil

The Story of Tanya the Evil, or Youjo Senki in its original Japanese, is an animated series derived from a light novel authored by Carlo Zen. The narrative unfolds in a world reminiscent of steampunk aesthetics and revolves around a man reborn as a young girl named Tanya Degurechaff, who was once a salaryman in another reality.

Following an encounter with a strange figure who presents himself as deity, Tanya finds herself reborn in a realm where magic is commonplace and wars rage on. Despite her diminutive size and unassuming looks, Tanya exhibits remarkable magical skills which help her swiftly advance within the military. The narrative delves into topics such as warfare, ambition, and the repercussions of Tanya’s relentless quest for power.

9. Mushoku Tensei

In the anime titled “Mushoku Tensei: Jobless Reincarnation,” a 34-year-old Japanese individual without employment or education finds himself nearing the end of his life on Earth, but is then reborn into a magical fantasy world. This man, now called Rudeus Greyrat, is reborn as an infant in a medieval-style universe that bears a resemblance to Europe. Eager to seize this fresh opportunity, Rudeus utilizes his past knowledge and innate abilities to excel in the mastery of magic.

In the course of maturing, Rudeus adapts to his fresh status as a minor noble’s son and manages the hurdles of this magical universe. The narrative chronicles Rudeus’s progression as he learns about sorcery, interacts with diverse characters, and strives to forge a significant existence in a realm brimming with mythical beings and escapades. “Mushoku Tensei” delves into topics like self-exploration, atonement, and individual advancement within a captivating and fanciful milieu.

10. To Your Eternity

In the anime titled “To Your Eternity“, a spirit without a physical body is assigned to Earth and first assumes different shapes, such as a stone and moss, before eventually transforming into a wolf. While in its wolf shape, it comes across a solitary boy who dwells in an isolated tundra village, the only one looking after the aged residents who opted against seeking a supposed paradise instead.

Initially, the boy and a wolf embark on a joint journey towards a supposed utopia, but unfortunately, the boy perishes along the way. In an extraordinary twist, this eternal entity transforms into the likeness of the deceased boy, now embarking on a quest to encounter more individuals. In his newfound human guise, the being faces the hurdles of an entirely alien physique, learning its requirements and persisting in the search for others. The narrative delves into themes of camaraderie, mortality, and the profound encounters of life itself.

11. The Saint’s Magic Power Is Omnipotent

One evening, the young employee Sei Takanashi finds herself mysteriously transported to the kingdom of Slantania, a realm where monsters are common. As a “holy maiden” is needed to aid the inhabitants, Sei is summoned; however, another individual named Aira Misono has also arrived, who is revered as a saint rather than Sei. Despite being given lodging and assistance in the castle, Aira remains overlooked and cannot be sent back.

Sei begins searching for employment on her own and eventually secures a position in the herb garden, working alongside pharmacist Jude who instructs her on concocting magical potions. Sei demonstrates exceptional skill in this area, and when an urgent need arises for powerful potions, her abilities prove crucial. This underscores Sei’s importance to both the soldiers and the court, despite Prince Kyle choosing to spare Aira.

12. I’ve Been Killing Slimes for 300 Years and Maxed Out My Level

In my former life, I toiled tirelessly as an office worker, eventually succumbing to overwork at a premature age. Miraculously, I was granted a second chance by a benevolent deity, reborn into a tranquil existence. Now, I am a timeless, ageless witch, aged seventeen in a brand-new realm. I’ve sworn to fill my days with minimal stress and maximum joy. My home and field provide me solace, and the village nearby offers all I could ever need.

She enters the Guild of Adventurers, frequently tracking and eliminating slimes in the vicinity, which yield crystals for sustenance. After three hundred years of performing this routine task, she ascends to the peak level of sorcery. When word spreads and Azusa gains renown as the potent “Witch of the Plateau”, a multitude of adventurers and powerful entities start appearing who wish to challenge her. Her tranquil existence has now come to an end.

13. How Not to Summon a Demon Lord

In a peculiar twist of events, Takuma Sakamoto finds himself unexpectedly transferred into the realm of his beloved game, Cross Reverie, materializing as the formidable Demon King Diablo. Two youthful characters, Rem and Shera, strive to cast a spell that binds him as their servant. However, the incantation backfires, resulting in them receiving enchanted pendants around their necks instead – effectively making them bound to Takuma, rather than the other way around.

Despite battling social anxiety, Takuma bravely embraces his character’s responsibilities when engaging with others. Leveraging his exceptional skills and extensive expertise about Cross Reverie, he navigates his new surroundings, accompanied by his travel companion.

14. Wise Man’s Grandchild

In the captivating series “Wise Man’s Grandchild,” I find myself transported into a fantastical realm, following the life of an individual who, upon being struck by a vehicle in his previous existence, is reborn in this enchanted universe while retaining his past memories. He is fortunate enough to be taken in by Merlin Wolford, a revered wizard and mentor, who treats him as his own nephew, christening him Shin.

Shin’s life takes an extraordinary turn when he uncovers dormant magical abilities within himself, which are nurtured under the watchful eye of his adoptive uncle, Merlin. Despite possessing immense power, Shin struggles with a lack of common sense due to his sheltered upbringing.

Recognizing this gap in knowledge and experience, King Diseum of the Kingdom of Earlshide advises Shin to enroll at the Academy of Magic. Here, Shin embarks on a series of adventures that include rescuing two girls, Maria and Sicily, and later establishing a club with them and other companions in the capital city.

The story unfolds as Shin juggles his magical prowess and interpersonal relationships within this new world, making for an engaging and captivating read.

15. Overlord

The story unfolds in the year 2126: the widely played MMORPG, Yggdrasil, is due to be shut down. Commander Momonga, leading the Ainz Ooal Gown guild, elects to remain connected within the game until its termination. To his surprise, when the servers are switched off, he finds himself still within the game world. The Great Tomb of Nazarick, the guild’s stronghold, has materialized in reality, and Momonga has been transformed into his in-game persona with all its abilities. The NPCs (Non-Player Characters) inhabiting Nazarick have developed consciousness, and the tomb is now situated in a magical realm teeming with enchanting creatures.

Under a fresh identity known as Ainz Ooal Gown, Momonga embarks on a mission to excel and discover if other players have found themselves in this newly formed realm. His ambition is to gain recognition and instill fear, hoping to draw the attention of any stranded adventurers. Masquerading as an explorer, mage, mercenary, liberator, or conqueror, Ainz Ooal Gown journeys across the world, relying on his acquired knowledge and abilities from the game. His ultimate objective is to elevate the Great Tomb of Nazarick into a notable landmark in the annals of this new world’s history.

2025-05-26 20:15