Diamond Indestructible Stronghold Master

Diamond Indestructible Stronghold Master is a Manga/Manhwa/Manhua in (English/Raw) language, Action series, english chapters have been translated and you can read them here. You are reading chapters on ManhwaZ fastest updating comic site. The Summary is

“I am a player of the martial arts metaverse, but I unexpectedly reincarnated as an NPC in the game. Not only do I retain memories from my previous life, but I have also become an ultra-powerful antagonist NPC. Surprisingly, just like the players, I can fight monsters, level up, and collect treasures! In this life, I’m going to become the ultimate king of imitation!”