Fighting at full strength, the demons tremble

huff!
Waves of deadly sword intent intertwined, causing the earth to tremble and the void to roar, with astonishing power.
"They are anxious!"
"If you can't win in a one-on-one fight, then prepare for a group fight."
Ron said this angrily, but he could only complain.
Each of the Seven Sword Demons is extremely powerful, with superb swordsmanship that no ordinary king can match.
"Don't get excited, that guy has more than just brute strength!"
The yellow-skinned dragon spoke...