Apocalypse: My Professional Label System

In 2036, Earth expanded, unleashing the Cataclysm Era. Giant mutated beasts roam, bizarre phenomena plague the land, and cities offer no true safety. Yu Ke, a transmigrator, survives as a lone forest ranger, facing monstrous threats daily with nothing but grit. But he carries a secret: a Professional Label System. Every job he masters grants unique traits. His mundane 'Teacher' role unexpectedly unlocked [Extensive Knowledge], giving him unparalleled learning speed. His 'Ranger Hunter' class just leveled up, granting him [Heart of the Wilderness], healing him in the wild and boosting his combat prowess! Now, a shocking discovery: his 'Teacher' class levels by imparting knowledge – even via viral hunting videos. With a world to explore and endless monstrous bounties, can Yu Ke's unique path of professional mastery and content creation truly elevate him to a legend, or will the deeper, unspeakable horrors of the Cataclysm claim him first?