Reincarnated With a Metal Bat ~Surviving the Monochrome Madness~ 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
The man who can take a full swing into another person’s head… [Fighting Yankee — Imaoka] was reincarnated into another world. There are people who can control lightning to their world, produce infinite amount of magma… people who are full of superpowers known as [Gift]. In midst of all of that, the Gift that Imaoka received was obviously the Metal bat. In the world of [Monochrome], the world of madness where people live in accordance to their desires. Imaoka destroys every single one of the outlaws within the 1 meter range of his metal bat.