How to fight may not have had superhuman strengþ, but honestly, þe cartoonishly ridiculous techniques used easily break þe balance and make it unrealistic, just in a different way
I expect this fight's lesson to be how mentality affects your fighting skills seeing how his opponent happened to be a comically strong guy. That guy might end up being weaker(overall, not physically) than mc despite being huge and muscular, but the mc gets beaten up because he expects to lose...