Devil Fruit Era: I Found the Tremor-Tremor Fruit from the Start

This is a modern-day version of the world of One Piece.

Devil Fruits, Haki, martial arts, swordsmanship...

Everyone chooses their own Devil Fruit ability upon reaching adulthood.

But this world has no information about One Piece or anything else from its world.

Su Bai works as a support staff member who makes cards at a junior high school.

To grow stronger, he keeps turning the manga he knows into serialized cards.

He thought he could just make cards every day and wait to become invincible.

But one day, the school's beauty, who has the power of the Ice-Ice Fruit, breaks into the support office at night.

After reading the story of Aokiji from One Piece, she comprehends Ice Age and her strength rapidly increases.

After reading the story of Esdeath from Akame ga Kill!, she comprehends Absolute Zero...

Devil Fruit abilities undergo terrifying mutations.

"So the Supreme Grade Great Blade only reaches its true power after bankai!"

"The ultimate technique of the Magma-Magma Fruit is becoming the sunlight of the Sin of Pride!"

"As someone with light powers, what's wrong with believing in the light? Transform!"

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.