Zero but Hero mangas

[LoveDarkness]

Does anyone have a list or suggestions where the MC is assumed to be nobody but secretly a badass. And tries to maintain that secret. Something like Hero? I quit a long time ago.
Link: https://mangadex.org/title/23368/hero-i-quit-a-long-time-ago

Whenever I search I get from Zero to Hero results instead

 

[YumGumYum]

@LoveDarkness
hm...
https://mangadex.org/title/31013/eleceed
https://mangadex.org/title/7139/one-punch-man (?)

 

[ghoztkomik]

@LoveDarkness some think like
https://mangadex.org/title/15918/rokudenashi-majutsu-koushi-to-akashic-records
first come to my mind

Spoiler

it has anime

 

[MawMaw]

@LoveDarkness
in a way I guess https://mangadex.org/title/14988/koroshiya-1

 

[BroederTrapist]

Death March to the Parallel World Rhapsody

Not a completely zero MC.
But Ichirou tries to hide his OP powers from those outside his inner circle.
Well, at least in the first half of the light novel.