Demon Realm

This is a modern world that relies on demonic energy for cultivation. The technology is still advanced, but all the weapons made are always inferior to the attacks released by demonic energy. On this day, the child who was sleeping in Antarctica woke up and was found by the expedition leader Qin Hao. After being trained by him and the academy, coupled with his own efforts, he finally lived up to his mother's wishes, ascended to heaven, slayed the demon, and completed his revenge. Realm system First-level magician, second-level great demon, third-level spirit demon, fourth-level demon king, fifth-level demon sect, sixth-level demon king, seventh-level demon emperor, eighth-level immortal demon, ninth-level half-step god and demon, tenth-level god and demon, eleventh-level spiritual demon god, twelfth-level demon sect, thirteenth-level demon king, fourteenth-level demon emperor, fifteenth-level super god demon