Gate Keepers 21

Gate Keepers 21 (2002) is a animation, action & adventure, sci-fi & fantasy with 1 season created by Hiroshi Yamaguchi, rated 5.5/10.

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 are back and they must save the Earth once more.