Chapter 644: Chapter 644 Educated by a professional

In the testing room, the soldier who had set up the test, as well as everyone else, were all startled by the change. What kind of technique was this?

They had seen a lot of different kinds of techniques, but never one that turned an entire army into a seemingly massive robot.

To be clear, the battlefield they were currently at was not run by the Jotun empire, but by a subsidiary force of the Elven empire. As such, they had a much greater exposure and history than that of humans.