Everyone Laughed at His Iron Ball Summon, but After He Slept, It Leveled Up by 9,999 Levels! ⚙️🔥

What the story is about

After transmigrating into a world ruled by game-like classes and monster-filled secret realms, Jiang Chen awakens as a Summoner with the rare ability to use universal experience to strengthen skills and familiars. Though his first summons—an iron ball and a salted fish—seem ridiculous, he sets out to grow stronger at his own relaxed pace while keeping his unusual advantage quiet.