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 ...

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 ...

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 ...