Reborn as Saitama in MHA

https://www.webnovel.com/book/reborn-as-saitama-in-mha_17892001106557305

After having been struck by Truck-kun from his window, he is granted a second chance in life by God to be reincarnated into the MHA world. With luck on his side, he managed to obtain Saitama's Power from One Punch man, making his mere existence the mean of 'Broken'.

Follow our MC, Hiroto, as he goes through his second life wielding unparalleled strength, with his shining bald head soon to become the new symbol of peace.