Transmigrating to Lynn, a magical failure, awakens the spell proficiency panel.

Others mocked him for only practicing the most basic "Acid Splash," unaware that he had upgraded the acid to "Corrosive Acid Rain," a single drop capable of melting through a dragon's scales.

As the arrogant noble scions unleashed their dazzling magic on the academy's arena, Lynn silently cast an inconspicuous [Illumination] spell. The next second, [Eternal Blazing Sun], comparable to the core of the sun, exploded on the arena.

Once on the battlefield, he, a master of survival tactics, had already laid down 100,000 layers of [Mage Shields], making him impossible to kill.

"So what if my magical aptitude is poor? My spells, when mastered to their fullest potential, can even slay gods and reshape the laws of nature."