Mists

"AH!" another girl shouted, as her arm was cut at the elbows. But the glowing orange shield protected her chest.

At the same time, another man felt a clang on his barrier that threatened to shatter even when he didn't see anyone attack it.

The leader and the rest immediately sent out their Qi sense and sensed something… someone moving without being seen.

"He's invisible!" the leader shouted. Immediately, everyone started using Qi sense.

Qi sense would help them see or feel. It only gave them a vague shape of what existed wherever their Qi went through, but that was enough to catch Alex trying to attack them.

The 5 of remaining ones realized that fighting alone was not the way here. The opponent was way too tricky with his skills, so they needed to fight together, at once.