However, Eldest Senior Brother, whom they had previously joined forces with Tu Qian Flood Dragon to hold back using a fourth-rank grand formation, was now free to act after the formation dissipated.
He was a ruthless man.
With a single leap, he charged into the group of more than seventy Golden Core Demon Kings, wielding the Giant Hammer, a mid-grade Spirit Treasure Prototype, in his hand. Like swatting flies, he swung the Giant Hammer again and again, smashing one Golden Core Demon King after another to death.
This greatly eased the pressure on Dragon Abyss Flood Dragon King and Yan Siyi, who had been enduring the demons' attacks. While defending against the demons' assaults, they gradually found spare strength to attack that group of Golden Core demons.
The cultivation of this group of Golden Core demons was relatively low. Most were only at Golden Core Initial Stage, while few Demon Kings had reached the middle or late Golden Core stages.
This was because these Golden Core Demon Kings had been transferred from the various battlefields between the righteous path and the Demon Race.
How could those Demon Race battlefields be willing to send their powerful demons here?
Moreover, the duty of these Golden Core Demon Kings had merely been to continuously channel Demon Power into the formation flags of the fourth-rank grand formation. Golden Core Initial Stage cultivation alone was enough for that task.
After a bout of slaughter, all seventy-odd Golden Core Demon Kings died here.
Dragon Abyss Flood Dragon King and Yan Siyi's faces were also filled with delight.
After all, they had slain quite a few Golden Core Demon Kings themselves and stood to gain greatly.
Then, seeing that they still had ample spiritual power remaining, they went to assist the seventy to eighty thousand cultivators stationed