The Marcenary Bomber Explode All Cheaters. is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.nl fastest updating comic site. The Summary is

Jack Aaron, the strongest mercenary known by the nickname “The Bomber.” After completing a heavy mission, what awaited him was a summons to another world. In this summoning, everyone is granted a special ability. However, the ability Jack was given was quite limited: “the ability to make bombs that always work.” The people who summoned him from the other world dismissed Jack’s ability as useless, and the other summoned individuals began to mock him as a useless foreigner. They had no idea what kind of man he was in his original world… As a start, Jack creates a “bomb that destroys a nation” and, in no time, topples the entire country. To return to his original world, he forms a partnership with Alice, an alchemist derisively called “The Witch.” During this process, Jack learns that the other summoned individuals, who he thought he had killed in an explosion, are still alive. “Don’t think you can keep underestimating me.” In order to return to his original world, and to hunt down the surviving summoned individuals, Jack and Alice’s worst journey is about to begin…! From the site “Become a Novelist!” Check out this dark fantasy about a man everyone underestimated, who turned out to be a bomber!