It's likely that Naruto himself could be very powerful. His ability to use chakra and perform powerful jutsus like the Rasengan and Sage Mode would give him an edge. He could also use his shadow clones to confuse opponents.
Sasuke would also be a strong contender. With his Sharingan, he can copy his opponents' moves and his Rinnegan gives him access to even more powerful abilities like Amenotejikara. His Chidori is a fast and deadly attack that could catch opponents off guard in the Smash Bros arena.
The best chapter pointer here is Chapter 232, "He's a Pure Man! Purebred!". It opens with But soon, she suppressed this strange feeling and slowly began to speak,... and closes on The moment he saw the information come through, Jiang Li fell silent..
A practical answer is Chapter 242, because it turns the idea into a concrete scene. The chapter opens with Just when Jiang Yan called to heaven and earth in vain, he looked up and..., adds pressure through Young Master Jiang, it sounds like someone is at the door, aren't you..., and ends on Just.
The best chapter pointer here is Chapter 289, "After all, no one else has designs on Grandpa's inheritance but me". It opens with In the pure white room, a man lay motionless on the hospital bed,... and closes on Reaching the end of the corridor, he took out his mobile phone and made a....
If you want the clearest chapter reference, go to Chapter 272. Early on, Lin Manru held the phone for a few seconds, expecting her daughter...; later, the chapter leans on Mom, so you talk behind my back to Jiang Li every day, saying bad things....
The best chapter pointer here is Chapter 221, "No Choice, He Gave Way Too Much". It opens with Many agricultural students found themselves with tears brimming in their... and closes on As a result, the production crew of Shanbian Company was frequently....
The best chapter pointer here is Chapter 235, "Bungee Jumping in Ethiopia???". It opens with Chasing Wind Youth was clearly becoming anxious, and as a result, his... and closes on Indeed, he had endured many accidents while traveling around these past....
If you want the clearest chapter reference, go to Chapter 269. Early on, The next morning, Shen Lan's personal account posted a Weibo.; later, the chapter leans on [Shen Lan V: Thanks everyone for your concern about our show..
A practical answer is Chapter 254, because it turns the idea into a concrete scene. The chapter opens with Just when everyone thought that Jiang Yan wouldn't last long and would..., adds pressure through I'd rather die than quit!" Camera Man: "......, and ends on A Jiang Li whose head was only.
A practical answer is Chapter 273, because it turns the idea into a concrete scene. The chapter opens with Jiang Li, who was reading a book, suddenly jumped in fright., adds pressure through Suppressing the strange feeling inside, she smiled slightly, "Officer Xu,..., and ends on The two walked.
Chapter 232 is the strongest chapter-level answer because it starts from But soon, she suppressed this strange feeling and slowly began to speak,... and follows through on The moment he saw the information come through, Jiang Li fell silent..