[Time Travel] + [Emperor Engine] + [Output Depends Entirely on Roar]

Transmigrated into the body of the S-class hero King, I thought I would have to continue my charlatanry, but who knew I would awaken the "Fear Manifestation" system!

Others think I'm strong, but actually I'm just scared!

The louder the heartbeat, the greater the physical damage!

When I encountered the G4, I panicked and broke out in a cold sweat; my heart rate soared to 300.

As a result, a heartbeat and a high-frequency shockwave shattered the machine god into scrap metal powder!

Everyone exclaimed in surprise: "As expected of the strongest on Earth, he killed a Demon-level monster while standing still!"