DistMan

Story
Welcome to the small island outside Japan. Here people go to work every day, kids go to school and life is good overall -- until the Festums come around. Festum is an unknown creature which hovers in the air. It’s big, golden and has various capabilities depending on the Festum type. To fight against these creatures Alvis (the local battle command which is located underground) prepares for battle, weapon depots rise from the ground, along the coastline rocket launchers appear, a shield is raised and fighter jets are sent out.

In addition, Alvis has something called "Fafner"... See full review