One Piece: Alucard the Immortal - Chapter 474 - 473: Stabbing Himself

Haruki arrives in the Naruto world and before he could take a breather, a ninja, holding a sharp blade, rushes towards him.“…”He closed his eyes and prepared for a second transmigration.Unexpectedly, a pair of huge claws stretched out from behind him and twisted the ninja in front of him.“Yuta...”“Don't hurt Yuta...”Haruki opened his eyes and saw a face that was extremely terrifying.Isn't this the Queen of Curses Rika from Jujutsu Kaisen?…[Congratulations to the host for successfully calming down the companion cursed spirit who was in a rage—Rika Orimoto!][The Cursed Spirit Mother Auxiliary System has been successfully activated!][The King of Curses Ryomen Sukuna... Waiting to be activated! ][Host Identity Template——Yuta Okkotsu][Please activate Yuta Okkotsu's main ability!]

I am the most talented guardian of this era!

But no one knows, I still have a second template, the knife cuts the flesh, the intention cuts the soul!

You may have seen the meatless juggernaut, but you have never seen a full-time meat shield with an explosive attack!

- Description from novelbuddy

The MC entered the body of the An family eldest son, An Ziran, an arrogant 16 years old boy who weighed 78 kg (~171-172 lbs), who only knew how to eat, play and sleep. Seeing his current body, An Ziran decided his first priority was to LOSE WEIGHT!

[WARNING: MATURE CONTENT]