It's very common for successful anime series to be transformed into high-profile video games. The opposite is rare, but it does happen. Back in 2000, Gate Keepers became a successful RPG game that ...

It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them, Ayane Isuzu learns that Machine General and Devil Count ...

Ayane Isuzu destroys some Invaders, and collects the crystals they leave behind. While looking for more Invaders, she sees a girl fly across the sky. After school the next day, Ayane meets with a ...