Leviathan

6.2/102025Ended1 Season · 12 Episodes

AnimationAction & AdventureSci-Fi & Fantasy

Set in an alternate steampunk past, an Austrian fugitive prince and a Scottish airman in disguise embark on an unexpected quest to prevent a world war.

Released: Jul 10, 2025

Watch Now

Seasons

Season 1

12 episodes

Top Cast

Ayumu Murase

Prince Aleksandar (voice)

Natsumi Fujiwara

Sharp (voice)

Shunsuke Sakuya

Count Volger (voice)

More Like This

7.2

Last Exile

A richly romantic action-adventure fantasy, set in a world where retro-futuristic vehicles permeate the skies. Against this lavish background are the lives of young and heroic van ship sky porters - Claus and Lavie - who are forced to take on the mission to deliver a mysterious girl, Alvis, to the battle ship Silvana. Before they know it, they become entangled in an aerial adventure between two countries gripped in an eternal war of magnificent air battleships.

Last Exile

2003 · TV

8.2

The Legend of Korra

Avatar Korra, a headstrong, rebellious, feisty young woman who continually challenges and breaks with tradition, is on her quest to become a fully realized Avatar. In this story, the Avatar struggles to find balance within herself.

The Legend of Korra

2012 · TV

7.6

The Most Notorious "Talker" Runs the World's Greatest Clan

Noel is the grandson of legendary Seeker Overdeath and dreams of surpassing his strength. But it turns out that Noel is nothing but a Talker, the weakest class of them all. Undeterred, he uses his silver tongue to gather allies, develop cunning strategies, and form the greatest clan around. Now, as the most notorious Talker, Noel will do whatever it takes to claim supremacy.

The Most Notorious "Talker" Runs the World's Greatest Clan

2024 · TV

7.0

The Heroic Legend of Arslan

Arslan is the heir apparent of Pars, a strong nation that sits at the hear of the trade route connecting the East and the West. When the pagan nation of Lusitania begins an invasion of Pars, the timid Arslan is confronted with battle for the first time. His worst anxieties are realized the Parsian army falls for a Lusitanian stratagem and are routed. He barely escapes with his life, thanks to the loyal and indomitable warrior Daryun. Together they will stand against the invasion and the cruelties of fate that are about to blow down on Pars.

The Heroic Legend of Arslan

2015 · TV

8.1

Gargoyles

In Scotland, 994 A.D. Goliath and his clan of gargoyles defend a medieval castle. In present day, David Xanatos buys the castle and moves it to New York City. When the castle is attacked the gargoyles are awakened from a 1000 year curse.

Gargoyles

1994 · TV

8.3

B'T X

After years of absence, Teppei’s joyous reunion with his brother is cut short when the two brothers are attacked. When his brother is kidnapped, Teppei gives chase only to find himself cornered in a junkyard when a miracle appears. His spilled blood awakens the legendary B’t X.

B'T X

1996 · TV

7.3

The Orbital Children

In 2045, two children born on the moon and three kids from Earth try to survive after an accident on their space station leaves them stranded.

The Orbital Children

2022 · TV

7.2

RahXephon

Ayato Kamina, a 17-year-old high school student, lives in Tokyo Jupiter oblivious to the world around him, having been raised to believe that the rest of civilization has been destroyed; but everything changes when a mysterious alien civilization invades his home.

RahXephon

2002 · TV

6.7

Iron Man

Industrialist Tony Stark leads a private team of superheroes as Iron Man against the forces of evil.

Iron Man

1994 · TV

7.2

The Executioner and Her Way of Life

The Lost Ones are wanderers who come here from a distant world known as "Japan." No one knows how or why they leave their homes. The only thing that is certain is that they bring disaster and calamity. The duty of exterminating them without remorse falls to Menou, a young Executioner. When she meets Akari, it seems like just another job...until she discovers it's impossible to kill this girl! And when Menou begins to search for a way to defeat this immortality, Akari is more than happy to tag along! So begins a journey that will change Menou forever...

The Executioner and Her Way of Life

2022 · TV

7.1

Battle of the Planets

G-Force, a five-member superhero team, fights to defend Earth and its space colonies from the threat of the planet Spectra.

Battle of the Planets

1978 · TV

7.8

Max Steel

Max Steel is a science fiction–comedy, CGI–animated series. It is a re-imagining of its predecessor of the same name, as well as being based on the Mattel action-figure also of the same name. Max Steel premiered on March 25, 2013 on Disney XD.

Max Steel

2013 · TV

7.2

Space Pirate Captain Harlock

When a mysterious invader from the stars catches Earth unawares, only the legendary space pirate Captain Harlock and the crew of the Arcadia have the will to stand against them.

Space Pirate Captain Harlock

1978 · TV

7.7

The Weakest Tamer Began a Journey to Pick Up Trash

Stars are everything, granting abilities to Tamers. So when Ivy was born without one, her village took it as an ill omen! Now banished, she leads a lonely life of salvaging rubbish to survive. That is until she befriends Sora, a weak little slime, in the forest. Together, the delicate duo embarks on a heartwarming journey of survival and discovers there’s more to Ivy than being starless.

The Weakest Tamer Began a Journey to Pick Up Trash

2024 · TV

8.7

Legend of the Galactic Heroes

War rages between the Galactic Empire and the Free Planets Alliance. With two new brilliant young leaders at the helm, anything can happen in this military space opera.

Legend of the Galactic Heroes

1988 · TV

7.1

Tearmoon Empire

After a rebellion overthrows the Tearmoon Empire, Princess Mia meets her demise by guillotine at just 20 years old. She awakens eight years in the past, given a second chance at life. Haunted by her memory of the guillotine, the princess sets out to rebuild the empire and prevent a return to fate. Can the selfish princess learn to be a selfless leader, even though she’s trying to save herself?

Tearmoon Empire

2023 · TV

7.1

Birdy the Mighty: Decode

While pursuing fugitives the Space Federation police officer Birdy Cephon Altera finds herself on Earth.

Birdy the Mighty: Decode

2008 · TV

7.9

Disney Twisted-Wonderland: The Animation

High school student Yuken is suddenly transported to Twisted Wonderland, a world of magic and wonder. Now, he must face monsters, whimsical magicians-in-training, and mysterious incidents, all without any magic of his own. Will Yu ever find a way back to his own world?

Disney Twisted-Wonderland: The Animation

2025 · TV

6.6

My Daughter Left the Nest and Returned an S-Rank Adventurer

The young adventurer Belgrieve retires to a quieter life after losing his leg to a beast. While gathering herbs in the woods one day, he rescues an abandoned child. Angeline trains with her father and later achieves S-Rank in the capital’s adventurer guild. Five years later, she decides to return home. Will Belgrieve get another chance at being an adventurer? Will Angeline return home unscathed?

My Daughter Left the Nest and Returned an S-Rank Adventurer

2023 · TV

7.8

The Tatami Time Machine Blues

It is August 12th. After the remote control to his boarding house's only air conditioning unit is inadvertently destroyed by spilled cola, "I" devises a plan to return to yesterday in a time machine to recover the remote before it breaks. However, his prankster friend Ozu cannot resist playing with past events, even if it means bringing the universe to the brink of destruction. Now "I" finds himself racing through time to avoid disaster.

The Tatami Time Machine Blues

2022 · TV

Similar TV Shows

6.9

Planet of the Apes

Two astronauts and a sympathetic chimp friend are fugitives in a future Earth dominated by a civilization of humanoid apes. Based on the 1968 Planet of the Apes film and its sequels, which were inspired by the novel of the same name by Pierre Boulle.

Planet of the Apes

1974 · TV

3.0

Bosco Adventure

The Fountain of Life is the source of all life forces in the Bosco World. Princess Apricot, who is supposed to become Queen of Fountainland-the Guardian of the Fountain of Life-is kidnapped by villains who aim to rule the Bosco World. If Princess Apricot can't take the queen's throne by the next solar eclipse, the Fountain of Life will dry up. The animals living in the forest of Bosco, including Frog, Otter and Tortoise, decide to help Princess and take her to Fountainland in order to protect their peaceful life in the Bosco World. So begins the journey in a balloon full of dreams, hope, adventures, and love!

Bosco Adventure

1986 · TV

6.0

Maji de Otaku na English! Ribbon-chan: Eigo de Tatakau Mahou Shoujo

Original anime that aims to teach English with cute girl characters.

Maji de Otaku na English! Ribbon-chan: Eigo de Tatakau Mahou Shoujo

2012 · TV

5.2

Soul Link

Aizawa and his classmates of the Central Military Academy must find their way back to Earth after a terrorist attack.

Soul Link

2006 · TV

6.5

Ceres: Celestial Legend

Aya Mikage and her twin brother Aki are soon driven apart by the forces of fate… On their sixteenth birthday, Aya and Aki are called to the family home to be given a special present. What they thought was a birthday party, however, was really a test—one which Aya failed. She was found to possess the reincarnated spirit of an ageless celestial maiden (tennyo), one bent on the recovery of her heavenly raiment (hagoromo) and the destruction of the Mikage family. Aya quickly finds herself separated from her beloved brother, and hunted by her own family.

Ceres: Celestial Legend

2000 · TV

7.4

Shangri-La

The story of a young woman fighting for her survival in a real "urban jungle." Only 18 years old, Kuniko Hojo finds herself at the heart of the battle for humanity's future when she discovers that the government which rules Atlas intends to continue marginalising the less-privileged masses outside the tower - by force, if necessary.

Shangri-La

2009 · TV

7.8

Soul Hunter

Thousands of years ago, it was a time of witchcraft and dark magic. An evil sorceress has bewitched the emperor of the mighty dynasty and he has become a mindless puppet. The country is in shambles and evil spirits lurk everywhere. The human world is on the verge of utter destruction. A bold mission is planned by the Confederation of the Immortal Masters. They send a young master wizard to hung down the villains and evil warlocks in the devastated lands.

Soul Hunter

1999 · TV

7.6

Ninja Scroll: The Series

Fourteen years after defeating the immortal warrior Himuro Genma and thwarting the Shogun of the Dark's evil plans, Kibagami Jubei continues to roam all over Japan as a masterless swordsman. During his journey, he meets Shigure, a priestess who has never seen the world outside her village. But when a group of demons destroys the village and kills everyone, Jubei becomes a prime target after acquiring the Dragon Jewel — a stone with an unknown origin. Meanwhile, Shigure — along with the monk Dakuan and a young thief named Tsubute — travels to the village of Yagyu. And with two demon clans now hunting down Shigure, Dakuan must once again acquire the services of Jubei to protect the Priestess of Light.

Ninja Scroll: The Series

2003 · TV

6.4

Joran: The Princess of Snow and Blood

The year is 1931. Prince Tokugawa Yoshinobu holds absolute control over Japan. Remnants of the Meiji era’s culture can be seen around the city, but scientific technology and Japanese esoteric cosmology Onmyodo are also developing. Yet lurking behind the glitz is Kuchinawa, a dissident group planning the assassination of the prince. Tasked to extinguish these dissidents is Nue, the government’s secret executioner group. Sawa Yukimura, who works for this organization, suffered at the hands of the Kuchinawa boss. Her entire family was murdered and she dedicated her life to avenging their death.

Joran: The Princess of Snow and Blood

2021 · TV

7.3

My Friend's Little Sister Has It In for Me!

For high schooler Akiteru Oboshi, the whole youthful experience thing—like fun, friendships, and even having a girlfriend—is a complete waste of time. So when his best friend’s sister, Iroha Kohinata, keeps teasing him, Akiteru naturally finds it annoying. She practically lives in his room, she’s always on his bed, she’s just a raging storm of clinginess! Why is she only annoying around him?!

My Friend's Little Sister Has It In for Me!

2025 · TV

7.8

The Genius Prince's Guide to Raising a Nation Out of Debt

Prince Wein is ready to commit treason. And who can blame him? Faced with the impossible task of ruling his pathetic little kingdom, this poor guy just can't catch a break! But with his brilliant idea of auctioning off his country, this lazy prince should be able to retire once and for all. Or that was the plan...until his treasonous schemes lead to disastrous consequences-namely, accidental victories and the favor of his people!

The Genius Prince's Guide to Raising a Nation Out of Debt

2022 · TV

7.0

The Strongest Sage with the Weakest Crest

His strength limited by the magical crest with which he was born, Mathias, the world's most powerful sage, decides reincarnation is necessary to become the strongest of all. Upon his rebirth as a young boy, Mathias is thrilled to discover he's been born with the optimal crest for magical combat on his first try! Unfortunately, the world he's been born into has abysmally poor standards when it comes to magic, and everyone thinks he's still marked for failure! Now it's up to Mathias to prove everyone wrong…world's strongest sage-style!

The Strongest Sage with the Weakest Crest

2022 · TV

7.2

The Executioner and Her Way of Life

The Executioner and Her Way of Life

2022 · TV

7.5

My Isekai Life: I Gained a Second Character Class and Became the Strongest Sage in the World!

Whether at the office or at home, corporate drone Yuji Sano works all the time. So when his home PC flashes a message about him being summoned to another world, Yuji restarts his machine…only to find that he’s inadvertently accepted the summons! Now in a fantasy world far removed from paperwork and computers, Yuji has just one thing on his mind: waking up from what he thinks is a dream and getting back to the mountain of work he left behind! But this other world has other plans for Yuji, who quickly discovers his Monster Tamer character class allows him to befriend slimes! And thanks to their number, those slimes help him absorb so much magical knowledge that he gains a second character class in the blink of an eye! How will Yuji wield his power now that he’s the greatest sage the realm has ever known?! And what about all that paperwork?!

My Isekai Life: I Gained a Second Character Class and Became the Strongest Sage in the World!

2022 · TV

7.8

The Duke of Death and His Maid

Due to a childhood curse, anything that the Duke touches will die - which makes his flirty maid’s behavior all the more shocking! Can the Duke and his companions break the curse, or is he doomed to a life where love is forever out of his reach?

The Duke of Death and His Maid

2021 · TV

6.4

I'm Getting Married to a Girl I Hate in My Class

High school student Saito Hojo is set to inherit his grandfather’s major corporation. First, he must marry Akane Sakuramori, the girl he despises the most, and who hates him just as much. The two are determined to keep their unexpected marriage a secret from their classmates. But as they begin their newlywed life, the distance between them starts to close.

I'm Getting Married to a Girl I Hate in My Class

2025 · TV

8.1

Summer Time Rendering

Shinpei Ajiro travels home to attend the funeral of a childhood friend, and finds the remote island plagued by a sinister, supernatural force.

Summer Time Rendering

2022 · TV

6.0

Bad Girl

At heart, Yuu Yuutani is a total goody-two-shoes and only has eyes for the school's Madonna, Atori Mizutori. To get the attention of Atori, Yuu gives up the honor roll to become a bad girl! Too bad this very good girl isn't very good at being bad!

Bad Girl

2025 · TV

7.0

Shiba Inuko-san

Chako Ishibashi is a normal middle schooler at a normal school having normal school days. However, there is one oddity in Chako's everyday life—the student sitting at the desk next to her, Shibainuko-san. What is it about her that Chako finds strange? The answer is simple: Shibainuko-san doesn't look like a human at all. Instead, she looks just like a Shiba Inu! Polite, well-meaning, and with the mannerisms of both a dog and a human, Shibainuko-san is loved by all. However, Chako notices that her classmates seem oblivious to Shibainuko-san's physical appearance. Can a dog go to school and be a normal student? Join Chako and her best friend Naho on bite-sized misadventures with their unusual classmate, who may or may not actually be a dog.

Shiba Inuko-san

2012 · TV

6.8

Sarazanmai

After accidentally breaking a statue of the guardian god of the Asakusa district, middle school students Kazuki, Toi and Enta are transformed into kappas -creatures from japanese folklore- by Keppi, self-proclaimed prince of the Kappa Kingdom. If they want to regain their human form, they must collect the five Dishes of Hope for him, which fulfill the wishes of whoever possesses them. To do so, they will fight against the kappa-zombies and extract their "shirikodama", the mythical organ containing humans' deepest desires. Two policemen, Reo and Mabu, are the ones behind this evil scheme, turning humans into zombies as agents of the Otter Empire, enemy of the Kappa Kingdom since ancient times. In the guise of "Kappazon, Inc.", they control society by manipulating the desires of the masses for their own goals. To succeed in their mission, the boys must be connected through the "Sarazanmai", revealing their most intimate secrets in the process...

Sarazanmai

2019 · TV