Under the leadership of some particularly powerful abyssal creatures, these fearsome beings knew no fear or pain; all they did was relentlessly advance before being reduced to grey energy by the oncoming fire.

Only when Guo Zhenfeng truly arrived at the front lines to face these abyssal creatures did he understand why the defensive line was in such a dire situation.

These abyssal creatures were downright insane! They had no teamwork to speak of; all they did was rush forward like madmen, attacking the defensive line without any regard for their own lives.

Guo Zhenfeng's face was slightly pale as he stood atop a mountain, and not far behind him was a damaged red mecha that was in the process of self-repair.

He had already launched many assaults against the leaders of the abyssal creatures, thereby somewhat slowing the advance of the enemy.

Furthermore, his...