From Overshadowed to Overpowered: Second Reincarnation of a Talentless Sage - Rakudai Kenja no Gakuin Musou

Synopsis

The great sage Ephtal dies in despair after failing to reach the peak of magic—but 400 years later, he’s reborn with all his memories and power intact! In a world where magic has decayed and ancient spells are treated as miracles, Ephtal storms into a prestigious magic academy to reclaim the true art of sorcery. As his power shakes the world, long-forgotten legends begin to awaken!