the strongest mythical emperor

This book, alternatively titled "The Heavenly Court of Great Qin," unfolds the tale of Qin Jun, who finds himself transported to a realm where he assumes the role of a demoted prince. Despite the challenging circumstances, destiny has more in store for Qin Jun than despair—enter the Mythology System!
Under this system's influence, any character from mythology can be summoned into existence - The awe-inspiring might of the Supreme Heaven Great Sage, Sun Wukong, capable of shaking mountains and rivers with a single strike of his staff; The Thousand-Mile Eye and Favorable Wind Ears, acquiring profound perception of everything in the world.
The Tathāgata Buddha, holding the Buddha Land within the palm of his hand, becomes an indomitable force from which no one can escape. Amidst this divine realm of Gods and Demons, Qin Jun solemnly pledges to rise as the preeminent Divine Emperor, determined to carve his path to unparalleled strength.