Cultivator vs Superhero

The modern world once belonged to superheroes—or rather, it did, until the Master of the Heavenly God Sect made an unexpected appearance in New York City. From that moment on, nothing would remain the same. The game is still on, but the rules are about to be rewritten. One after another, the city's mightiest heroes fall at the hands of this peculiar "young" man. Who is this enigmatic cultivator? A villain the likes of which haven't been seen for centuries, or an invincible savior heralding a new age?