This Beast Hunter Is Dangerous

In 2012, an accident occurred. The gate to another world has arrived. The emergence of alien beasts, the development of cell enhancement technology, and the birth of beast hunters. For eight years, people thought they had complete control over the alien beasts and that the crisis was over. But I didn't expect that the alien beasts would evolve and launch a full-scale offensive, and mankind would fall into the greatest crisis. The humanoid beasts leading the small army stared at Xia Yang who was standing on the ruins and said. "This beast hunter is dangerous!" (The first chapter is a wedge, a prologue, and does not affect subsequent reading)