Ravages of War

 is the fiftieth offline mission and the fifty-fourth online mission in Earth Defense Force 2025 and the fifty-second offline mission and the fifty-sixth online mission in Earth Defense Force 4.1: The Shadow of New Despair.

Objective
2025:

4.1: Since their flying units appeared, the giant insects have been more active, digging tunnels under the city and building more and more entrances into them. We have an emergency report from the city: They've confirmed the location of at least one tunnel entrance. Go investigate.