A brief description of the manga Isekai Tensei de Kenja ni Natte Boukensha Seikatsu
When Minato died in an unfortunate accident, he had been reincarnated in a different world where magic was woefully underdeveloped.
Barely working attack magics. “…What’s with these unsuccessful magical…” By getting rid of the excesses from the magical ring, the destructive capabilities of this magic can be multiplied!
Furthermore, he creates the perfect harsh magical by his own hands! With his boundless intellect, Minato enriches magic beyond miracle. In virtually no time, his magical powers and techniques outclassed that anyone else’s!!
In a universe where magic has been lost to the folks, Minato is praised as a omnipotent wise man who controls all the elements! The narrative of a wise man controlling the lost magic with overwhelming power starts now!!!