Because the magic power they used was not strong enough, any spell lacking energy intensity would be absorbed by the metallic yellow sand, inadvertently reinforcing its strength.
Duke hadn't moved an inch from start to finish; standing still, he effortlessly dealt with all four of them.
This set of abilities made him invincible when dealing with weaklings, with no effort whatsoever.
After taking care of these people, Duke turned and walked deeper into the battlefield.
After a few steps, he stopped.
The scope of the third layer wasn't large, and with his spiritual power perception, there were at least a dozen auras moving within a few kilometers.
Some were in a rapid chase, some in fierce combat, and some lurking in wait.
Flying a short distance would lead to encountering someone, and every battle consumed energy, yet eventually, only one could walk out alive.
Exhausting too much energy now would be paving the way for others.
