Hakkou Shounen no Shiawase na Majutsu Kakumei: Hametsu no Mame wo Kakuseishi, Sekai Saikyou ni Narimashita

Born with an enormous amount of magical power and a curse known as the “Demon King’s Favor”… a boy named Ellen was granted what was called the “worst evil eye in history.” Ellen first awakened his power at the age of five. In a desperate attempt to protect his family, he unintentionally manifested that power. His family, terrified of it, locked him away in a storage shed… Ten years passed like that… Ellen was eventually discovered by the great mage Hermes, who recognized his power. He began studying magic and gradually blossomed into a talented sorcerer. A tale of the strongest magician, Ellen, who possesses an evil eye capable of bringing even destruction itself—his unstoppable legend begins here!