Tiger Zhiyi

In the mountains and seas, beasts are rampant. Once Lu Huai traveled through time and became a tiger, from then on, all the mountains and seas, all kinds of beasts, and the essence of heaven and earth, all entered the tiger's belly. Thousands of years later, the immortals and gods retreated, all beasts bowed their heads, and Lu Huai finally became a great sage among demons. This book is also called "I Have a Book of Mountains and Seas"