It Turns Out That I Have Been Invincible For A Long Time - Ch. 4

[MangaDex]

 

[Kagurazaki]

I dont understand, why the author made something already re created by other and on top of that there already similar manhwa with same template, i forgot how much but i remember there 5 and 2 or 3 of them has beter story and out of the template not like this. Wtf bro????