Review Detail of razegnoy in The Genius Mage Was Reincarnated Into A Swordsman Family

No offence but story is copy of the reincarnated assassin is genius swordsman. With some changes like mc is mage in past rather then assassin , in orignal story mc have golden hair , reborn in family of Glenn zieghardt the northan king of annilation . With change is hi is MCs meternal grandfather in orginal story , same he have condictions his mother was best but due to Mone reasons her cor is dammaged and got demoted . Man this even got manga adaption