Among the isekai anime released in 2010, Re: Zero is one of the most popular and successful. The hit isekai series continues to dominate the genre with the fun yet ruthless story of Subaru Natsuki in another world that many fans couldn't get enough of. The series is even part of the Spring 2026 season and tells the events of Season 4.

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Although Re: Zero stands as a fan favorite isekai, a lot of anime from 2010 can still compete with it. No matter if it's isekai, fantasy or shonen, these The 2010 anime has the potential to rival, if not exceed, Re:Zero's greatest strengths.
8
Ruler
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Release date: July 7, 2015
Just like Re: Zero, Ruler is a hit isekai series with a massive fan base. It has a strong staying power to the point that it has released four seasons of anime, in addition to special episodes, OVAs, and even movies. Not to mention it's produced by Madhouse, which means its animation is of high quality.
Released in 2015, Ruler features an overpowered main character named Ainz Ooal Gown who aims to rule a fantasy world alongside his most loyal subordinates. While the premise sounds average, Overlord does a very good job of exploring themes of power, morality, and the consequences of absolute authority.
7
That time I was reincarnated as slime
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Release date: October 2, 2018
Otherwise known as TenSurathis hit isekai anime released in 2018 is still going strong, much like Re: Zero. Despite criticism that TenSura has weak episodes focused mostly on dates, the slime series never fails to attract new viewers. It wouldn't have lasted this long if it didn't have much to offer.
TenSura is widely known for its incredible world-building, better than any isekai series released in 2010, including Re: Zero. Led by Rimuru Tempest, one of the most powerful isekai protagonists of today, TenSura delves into nation-building, diplomacy, and the challenges of uniting different races instead of the usual action narrative.
6
The Rising of the Shield Hero
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Release date: January 2, 2019
For most isekai fans, it's incredibly satisfying whenever a weak and vengeful protagonist becomes stronger than other characters, especially those who kicked them out of the kingdom or party. That's exactly what happens to Naofumi Iwatani, who becomes the most reliable hero in another world after unlocking the full range of his abilities.
Similar to Re: ZeroShield Hero features a protagonist who never gives up in the face of adversity. As long as Naofumi is alive, he never wavers and continues to push through no matter how cruel the world becomes.
5
Made in the Abyss
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Release date: July 7, 2017
At first sight Made in the Abyss looks like a kid-friendly anime where three young heroes decide to embark on a once-in-a-lifetime adventure. The visuals exude a bright, whimsical charm, drawing viewers into a seemingly innocent world.
While some of these descriptions are true, Made in the Abyss it harbors a disturbing darkness that is not for the faint of heart. Fans Re: Zero they are used to his gore but Made in the Abyss he often pushes things further, mixing his disturbing imagery with a deceptively cute art style.
Who is that character?

Identify the silhouettes before time runs out.
Start

Identify the silhouettes before time runs out.
Easy (7.5s) Medium (5.0s) Hard (2.5s) Permadeath (2.5s)
4
The Promised Land of No Land
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Release date: January 10, 2019
Debut episode The Promised Land of No Land remains one of the most shocking in anime history. From the joyous innocence of children living carefree in an orphanage to the sudden revelation of a crushing truth and tragic death, The Promised Land of No Land successfully delivered a tonal shift that redefined the series in a matter of seconds.
The shock factor is probably enough Re: Zero fans appreciate The Promised Land of No Land, too. It not only offers a thrilling story, but also promises psychological twists that rival Re: Zero.
3
Tokyo Ghoul
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Release date: July 4, 2014
If Ken Kaneki and Subaru Natsuki were to meet in a crossover, they would likely be united by shared experiences of suffering, trauma, and insurmountable endurance. The world in Tokyo Ghoul he is cruel and merciless to Ken Kaneki, a human turned flesh-eating ghoul who is constantly torn between his humanity and his monstrous nature.
Tokyo Ghoul it doesn't have to be like anime isekai Re: Zerobut it offers a dark story complete with a deeply likable protagonist who just wants to live a peaceful life, find love, and maintain his humanity in an unforgiving world.
2
Log Horizon
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Release date: October 5, 2013
Shiroe, the leader Log Horizonis probably the exact opposite Re: ZeroIt's Subaru Natsuki. Most of the time, Shiroe is calm and calculating, solving problems with clear and logical thinking rather than being carried away by emotion or panic, even when faced with dangerous situations.
Still a lot like Re: Zero, Log Horizon is a must-see isekai series that boasts a rich world filled with detailed systems, a compelling protagonist who thinks before he acts, and a wide cast of characters that further expands the series' lore.
1
A parasite
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Release date: October 9, 2014
A parasite is one of the most famous anime produced by Madhouse in 2010. From its unforgettable opening song to its unique premise about Shinichi Izumi and his alien companion, it delivers a compelling horror and psychological story that explores what it really means to be human.
A parasite only released 24 episodes, but that's enough to tell Shinichi Izumi's story. His character development is some of the best there is, as he evolves from an ordinary high school student into a more mature, balanced and resilient protagonist shaped by the tragedies in his life.
Re:Zero -Starting life in another world-
- Release date
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2016 – 2025-00-00
- Network
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TV Tokyo, AT-X
- directors
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Hiroyuki Tsuchiya, Kazuomi Koga, Yoshito Mikamo, Masaharu Watanabe, Yoshinobu Tokumoto, Masahiro Shinohara, Hideyo Yamamoto, Manabu Okamoto, Takashi Sakuma, Daisuke Takashima, Naoko Takeichi
- Writers
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Yoshiko Nakamura
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Yusuke Kobayashi
Subaru Natsuki (voice)
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Rie Takahashi
Emilia (voice)