Waking up in a strange new place with no memory of his past life, Kelvin learns that he’s bartered away those very memories in exchange for powerful new abilities during...

Following his transmigration, during which he bartered away his memories in exchange for rare and powerful skills, Kelvin is fully enjoying his new life as an adventurer. After making a...

As Kelvin, the battle junkie Summoner hailing from another world, continues his extraordinary exploits, Goddess Melfina finally returns to his side, finally having completed her artificial body. When she grants...

After having fulfilled the requirements for his promotion to Rank S, Kelvin, the eccentric Summoner who transmigrated from another world, finds that a series of festivities are being prepared in...

Shortly after Kelvin’s promotion to the coveted position of Rank S adventurer, the militaristic country of Trycen declared war on the entire Eastern Continent. In addition to launching an invasion...

Kelvin, the battle junkie Summoner from another world, continues searching for powerful opponents even after becoming a Rank S adventurer and defeating the Demon Lord. He receives an invitation to...

Kelvin, the battle junkie Summoner from another world, finally clashes with Leonhart Gaun, the king of the host country of the Beast King Festival. They bring all their strength, wits,...

“Fight the strong and win―if you can’t do that, you’re a weakling!” A boy finds himself in a strange place, with no memory of his past. His name is Kelvin,...

Ever since arriving in a new world with overpowered abilities―at the cost of his memories―Kelvin has steadily gathered one powerful ally after another. But now, the threat of a demon...

“Leave your idealism at home. If you wish to change the world, first get strong enough to do so!”After Kelvin’s forces are bolstered by the addition of Sera, the daughter...

“We’re always looking for fights with more powerful foes. The fun’s just getting started.” After wiping out Black Wind in Toraj and fulfilling his desire to fight the Heroes of...

“You sure are powerful―far more than anyone else I’ve ever fought!” After Kelvin’s party gains its newest member―Rion, a Hero summoned from Earth―they all head for the Forest of Crests,...

“I just kept fighting powerful opponents and finally reached Rank S.” After saving the Village of Elves from the Trycenian invasion, Kelvin is approached by Leonhart Gaun, the king of...

“I’m in a pinch, all right. And that’s why I’m having such a blast!”The battle between Kelvin and “Ice Princess” Sylvia, a fellow Rank S adventurer, kicks into high gear!...

“I hope you make this fun, Prince Azgrad Trycen!” All-out war with the Warrior Nation of Trycen finally breaks out! The Dragon Knight Order rushes towards Parth but finds Kelvin...