It's not that straightforward. Saitama's power comes from his intense training and unique determination, which might not be easily replicable for other heroes in the manga.
The hero in the OPM manga would have a tough time finding Saitama's power. Saitama's power seems to be a result of his one-of-a-kind journey and personal breakthroughs. There's no simple formula or direct path to replicate it.
The best chapter pointer here is Chapter 23, "Became Trending for Being Scolded". It opens with Although Jiang Li exerted very little strength, Jiang Yan instantly felt... and closes on However, just as she buried herself in the study, pouring over mysticism....
Look to Chapter 74 for the clearest answer. It begins with Having seen Jiang Li's ID before, he knew that this person named Shiguang..., keeps building through And he only knew the answer to that one question., and lands on The man's phoenix eyes narrowed slightly, he looked at the girl.
Chapter 59 is the strongest chapter-level answer because it starts from After walking for about two or three hundred meters, the old man stopped... and follows through on My phone, my cigarettes, my champagne, oh how I miss you......" He swore,....
Chapter 50 is the strongest chapter-level answer because it starts from [666, if good scores determine rankings, is Flash Change's production team... and follows through on What kind of heavenly being had such a sour temper and liked dancing....
The best chapter pointer here is Chapter 18, "Criminal Law stipulates that kidnappers will be imprisoned.". It opens with In the corner, a girl in a black dress sat quietly, holding a glass of... and closes on Hurry home, what is a young lady like you doing running to a place like....
If you want the clearest chapter reference, go to Chapter 61. Early on, Hahahaha, oh my god, Jiang Li's mouth is even more venomous.; later, the chapter leans on She broke Jiang Yan's defense with just one sentence." "Laughing to death,....
The best chapter pointer here is Chapter 40, "The National Museum Speaks!". It opens with [Jiang Li claims she copied this herself? and closes on The handsome guys on this show are so difficult to deal with..
Chapter 18 is the strongest chapter-level answer because it starts from In the corner, a girl in a black dress sat quietly, holding a glass of... and follows through on Hurry home, what is a young lady like you doing running to a place like....
The best chapter pointer here is Chapter 44, "Laozi's Hands Are Made to Drive a Ferrari!". It opens with But the next move by the production team proved they hadn't forgotten the... and closes on Does anyone here know how to drive?.
Chapter 28 is the strongest chapter-level answer because it starts from The next evening, Jiang Yan drove home seething with rage. and follows through on Lili then kicked his knee hard..