As more large stones fell from above them, Brad charged ahead and deflected some of them. His shield breaking them apart as a slightly red hue overtook his body. Whether anyone else knew it or not, he had been training to be able to tap in to the berserk skill he and his possessed armaments could use.
The amount of energy he could use and the boost to his strength was immense. However, so were the drawbacks. That was why he wanted to control this skill.
Right now, he was holding tightly on to his focus. His mentality was stressed but he was utilizing the smallest bit of the skill while his partner helped him keep the energy under control. This joint control of energy allowed them to easily shatter the crumbling stone falling in front of them. It further opened the path that Isa's perfect crystal golem had created.