The Noble's Useless Third Son Becomes the Ultimate Mage: ~Demon-Modding Every Spell by Tweaking My Parameters! Why Is My Rep Going up When I'm Just Fucking Around?~

Chris, the third son of the Ford family, was expected to have a great future, but he grew up incompetent.The nickname he received was "Blockhead". Because of his extreme incompetence, he was disinherited at the young age of twelve. Chris then discovers a mysterious grimoire in the archives. It was an item that allowed him to adjust parameters, enabling the modification and use of various forms of magic.Chris, who had always been interested in magic, was thrilled by this. He modifies various spells and uses them one after another. As Chris lives a carefree life creating magic, difficult problems befall him one after another.However, Chris doesn't notice. Without even realizing it, he somehow ends up solving the problems. Alternative Names: - 貴族の三男、でくの坊から最強魔術士へ。パラメーターを調節して、すべての魔術を魔改造！ ～気ままに遊んでいるだけなのに、何故か評価が上がっていく件について～ - The Noble's Useless Third Son Becomes the Ultimate Mage: ~Demon-Modding Every Spell by Tweaking My Parameters! Why Is My Rep Going up When I'm Just Fucking Around?~ - The Noble's Useless Third Son Becomes the Ultimate Mage: ~Demon-Modding Every Spell by Tweaking My Parameters! Why is My Rep Going Up When I'm Just Fucking Around?~ - I’m the Third Son of a Noble, but I Became the Strongest Mage by Tweaking My Stats and Modifying Every Spell! - Kizoku no Sannan, Dekunobou kara Saikyou Majutsushi e. Parameter wo Chousetsu shite, Subete no Majutsu wo Makaizou! ~Kimama ni Asondeiru dake nanoni, Nazeka Hyouga ga Agatteiku Ken ni Tsuite~