I don't think it's getting stale. The One Punch manga keeps evolving and introducing new elements to keep the story engaging. Maybe it's just a matter of personal taste.
I think it depends on your perspective. Some might feel it's getting stale, while others still enjoy it.
For some fans, yes, they think the One Punch manga has lost its novelty and become repetitive. But for others, it still offers exciting storylines and unique characters.
Look to Chapter 259 for the clearest answer. It begins with While the villagers of Chixia Village were all immersed in the revelry of..., keeps building through The man with the scarred face led the team, constantly remaining highly..., and lands on It wasn't that he was scared..
Chapter 216 is the strongest chapter-level answer because it starts from The production team also took advantage of the situation to start an... and follows through on However, the next second, He Yun, who had hardly ever spoken to him,....
If you want the clearest chapter reference, go to Chapter 221. Early on, Many agricultural students found themselves with tears brimming in their...; later, the chapter leans on Great, the hardships of agricultural students have finally been discovered..
The best chapter pointer here is Chapter 237, "Top of the Three Lists! Truly Deserved!". It opens with It seemed as if, believing the spilled water couldn't be recollected, Ah... and closes on The netizens responded in chorus, and no one insisted on forcing Jiang Li....
Chapter 241 is the strongest chapter-level answer because it starts from It wasn't the director," Jiang Yan said with a blank expression, "Did you... and follows through on However, as he turned around, before he could see the person properly, a....
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..
A practical answer is Chapter 257, because it turns the idea into a concrete scene. The chapter opens with This nation seemed to have a particular love for bright colors., adds pressure through After a round, Jiang Li's head was already filled with various kinds of..., and ends on Yet in the end.
A practical answer is Chapter 233, because it turns the idea into a concrete scene. The chapter opens with [What the hell, what's this about life span ending??, adds pressure through Haven't you already exposed all my secrets?" "But..." Jiang Li rubbed his..., and ends on After all, a real big.
Look to Chapter 232 for the clearest answer. It begins with But soon, she suppressed this strange feeling and slowly began to speak,..., keeps building through I'm the oldest, so I should get this chance!" "Get lost, I'm the youngest..., and lands on The moment he saw the information come through.
The best chapter pointer here is Chapter 256, "Bonfire Feast". It opens with Turning around, Jiang Yan and Zhao Lang found their heads had been... and closes on I was dazzled seeing Jiang Li trending today." Next door, Su Yinwan let....