Bab 89: WBT: preliminaries part-2

As Wil is wondering about the action of the opponent, suddenly, Supreme Master pulled a lever down and the canon made a click sound and a beam of light shot upwards and then formed an energy barrier twenty meters around him.

Looking at his mana drain and time, Supreme Master nodded in satisfaction, "it's a good thing I used all of my skill points on this skill in the last minute. Now, all I just need to stay like this for the next 5 minutes and it'll end in a draw."

Looking at the energy barrier before him, Wil frowned, "what kind of energy barrier is this? It's definitely not one of the gunner's default skills."

Then, Wil took out a normal arrow and aimed at it as he mumbled, "since, he placed a barrier with great confidence, is it an invincible barrier or just a high defense barrier? Let's test it."