Hell Academy: I Suppress the Heavens in Another World

A strange school, Hell Academy, was opened in the underworld of another world. Here, every entrant will be required to participate in the game. "Oh my god, it's so scary. If you can't complete the task, you will die at any time!" "If I go, no one will survive!" When everyone is terrified and desperate for survival. Jiang Yang discovered that the game was just a simple copy that gave him unlimited experience and bought equipment without any brain. "Ding!" "Congratulations on the increase in yin and yang..." "Congratulations on obtaining the artifact Yin Yang Sacred Artifact..."