Keizoku wa Maryoku NariContinuity is Magical; 継続は魔力なり; 継続は魔力なり ～ハズレ魔法で異世界無双～; 계속은 마력이다 ~무능마법이 편리한 마법으로 진화를 이루었습니다~

After diligently trained his magic every day, one day Leons found out that his specialty magic, Creation Magic, is trash! However, with his unbelievable amount of mana and amazingly good luck, Leons is able to turn that useless magi into a very convenient magic to create various things, like a super masochist magic sword that can speak for example! Moreover, he also got closer to Princess Sheria and the grand daughter of the Holy Maiden, Riana, after he presented his creation to them! The Strongest Creation Fantasy manga is finally here! Web novel Light novel on amazon.jp