Shinji Matou at Your Service - Chapter 717 - : The El-Melloi Classroom

Crossing into the world of Naruto, and acquiring the One Piece system, with all the powers of the world of One Piece, swordsmanship, devil fruit, domineering.

-Do you think that your fire is very powerful? I have the burning fruit.

-Do you think that your thunder is very powerful? I have a thundering fruit.

-Do you think that your otter is very powerful? I have the frozen fruit.

-Did you said you want to die? Don’t worry, I also have a nickname: Death Doctor.

- Description from Novelupdates

I was the one who boosted your rank. Yet you stabbed me in the back? Fine. Goodbye. I’m taking it back. You’re finished now. Thanks to you, I now have an abundance of skill points for a prosperous hunter life. But… after spending some of those points, the S-Rank is starting to get obsessed with me…?

An Apocalypse descends—as a lethal super-virus wipes out most of the human population. It took less than a day for the world to change forever—bringing mankind to its knees.It’s a time of misery and death for most, however, there are some who are lucky. Zane Graves, who came across a “Blood Crystal” is given an ability: [Dead Man Walking]—which grants him a special power, and so setting him off on his path to the top!

When the forgotten past and the mysterious future collide, its up to those stuck in the middle to put a stop to it.Join Stanford “SK” Kirby, a mild-mannered deliveryman and amateur comic book writer, as he fights both the monsters of humanity's past sins and the machinations of their future mistakes.But how is someone this unqualified supposed to do something like that?Why, by creating superheroes, of course!“I have no fear, Operator! For I am here to save the day!”“And I just created a literal knight in shining armor. Alright, let's do this thing. AIM FOR THE DRAGON!”“The mechanical one or the anatomically correct one?”“YES!”