There are seven battlefields on the demon border.

The bloodstream battlefield is the most dangerous of the seven battlefields, with no fewer than 20,000 ethnic fighters dying here every year.

This battlefield has been formed for more than 300 years.

There have been more than 30 wars between the Terrans and the Hercules, with more than 5 million Terrans dead.

As a result, tens of millions of Terran soldiers have died here since the battlefield began to take shape.

But that number keeps growing every year.

The whole battlefield of Blood River is a huge plain.

A bloodstream divides the plain into two parts, one is the garrison of the...