Isekai is a Japanese genre of novel, manga, and anime that takes the protagonist in one way or another to a world other than their own. Due to the endless possibilities for creating stories within the genre, it has become particularly popular over the years, with big names such as Re: Zero, that time I was reincarnated as slime, sword art onlineamong many others.
The Isekai genre has some standout hits, but in general it can seem very oversaturated as many series have similar settings. With that being said, the legendary Chinese author, Cuttlefish, releases a new Isekai major that has taken China by storm. After Lord of mysteriesSepia released 'Radiant Blade of the Wilderness” and based on his overwhelming reception, he could become the biggest new Isekai of the decade.
Lord of Mysteries Creator Cuttlefish Releases New Isekai Novel Series 'Radiant Blade of the Wilderness' to Amazing Reviews
Lord of mysteries is an incredibly popular series. A web novel for it was serialized on the Qidian platform between April 1, 2018 and May 1, 2020. Although it was not the first series of Cuttlefish That Loves Diving, it made it as popular as it is today, especially after the new anime adaptation of the story by C. May Pictures between June 28 and September 2025 for the first TV season of 2025.
With Cuttlefish's huge popularity right now, we were all incredibly excited to see him launch a brand new project. Sépie has officially started publishing a new web novel, the so-called Radiant Blade of the Wildernessfans denoted by the abbreviation RBOW. On May 22, 2026, the series officially began with its first chapter, “Walking from a Dream”. The English version debuted long after on Web Novel, May 30, 2026. The English translation is handled by the same person behind the Lord of Mysteries translation, CKtalon.
“A bone-chilling wind blew in the deep and hollow darkness. Shadow figures moved about – drifting and circling. Silent flashes of lightning scattered a ghostly green glow, illuminating the world for a fleeting moment before disappearing without a trace.”
Scree!
A sharp bird call pierced Ding Songyan's ears and woke him up. Sparks of clarity flashed through the fog of his rigidity.
Where…
Where am I…” — Performance by Ding Songyan in RBOW Chapter 1
Since its inception, Cuttelfish has put in some pretty hard work and has released another 50 chapters, which is quite an astounding number for such a short period of time. While the story of Radiant Blade of the Wilderness it's still early days, we have an idea of what it's all about, and the reception has been absolutely sensational.
For one, just like lord of mystery this story falls into the Isekai genre with the main character, Ding Songyan, being a transmigrant from China. After transmigrating, he wakes up in another body that shares the same name as him. However, he has no memories of what happened before. He will reveal the secrets of this new world and strengthen in the typical writing for sepia.
Lord of Mysteries season 2 announced
The Lord of Mysteries anime will soon return for a second season.
In less than 15 days, the new Isekai RBOW Cuttlefish series has reached 1 million views
Radiant Blade of the Wilderness what Cuttelfish wrote already gives the series massive exposure. After all, the name Cuttelfish That Loves Diving has taken off in China and is gaining more fame globally every day, especially thanks to the success of the Lord of Mysteries anime adaptation. Upon release, Radiant Blade of the Wilderness became an instant Web Novel hit. In less than 15 days, the series has accumulated over a million viewers. Today it has 1.1 million viewers. Of course, this is only for English readers, and the popularity of the series in China is even greater.
“Fine? He looked down at his stomach.”
Not a trace of pain… And the environment… These clothes…
By no means. Have I moved?
No, please. I haven't even started enjoying life yet!' — Ding Songyan in RBOW Chapter 1
Given this massive and rather unprecedented performance, it could be said that Radiant Blade of the Wilderness is shaping up to be one of the biggest Isekai series of the decade. Even though it was just released, it's already incredibly huge. Once the plot gets more intense, we could see him becoming a fan favorite and even getting a donghua adaptation. Its potential is huge, and at this rate it might even surpass Lord of Mysteries to become the new greatest cuttlefish story.
Lord of Mysteries Creator's RBOW could be getting an anime in the coming years
Lord of mysteries it was eventually adapted into donghua by a Chinese studio in 2025, and thanks to its overwhelming success in China and abroad, it already has a long and detailed road map ahead of it. Lord of Mysteries is currently releasing special extra episodes on Crunchyroll and its 2nd season is coming in 2027. With 40 reported episodes, fans definitely have a lot to look forward to. The anime definitely helped popularize the story worldwide, so bigger things are expected from it.
Like Lord of Mysteries, Radiant Blade of the Wilderness is slated to be another Cuttelfish story that will eventually see an anime adaptation. Cuttelfish has other already closed stories that could be made into anime or movies, but RBOW is an excellent series that is just starting and has even more potential. Right now it's too early for it to get an anime, but in a few years it'll probably be picked up by a studio to revive it, especially considering Cuttlefish's massive popularity in China.
While already popular, Radiant Blade of the Wilderness will skyrocket in terms of popularity once it gets an anime adaptation. It helps that the influence of anime series is felt far and wide these days, and since it's no longer niche, RBOW is sure to be known around the world and compete with the best of Japan's Isekai.
Sepia is shaping up to be one of the biggest writers of the last decade
Yuan Ye, also known as Sepia who loves diving, is a name that many will soon know by heart. While most people outside of China know him only as the Lord of Mysteries, he is the author of many great novels. His first work came in 2011 and was a series called Record of Extinction Destiny. He also created Throne of Magical Arcana in 2013, The Sage Who Transcended Samsara in 2014, Master of Martial Arts in 2016, and Embers Ad Infinitum.
He has become one of China's greatest web novelists, and his other works definitely deserve attention. The greater success of his recent series will definitely shine a light on his older stories.
Source: Website Novel
