ALDNOAH.ZERO

ALDNOAH.ZERO is a mecha anime series directed by Ei Aoki and written by Gen Urobuchi. The series can be watched free and legally on Crunchyroll, and DAISUKI.

Plot
In 1972, the Apollo 17 mission discovered a hypergate to Mars on the surface of the moon. Soon a war breaks out between Earth and Mars, and Martian soldiers begin to descend from the sky, riding steel giants, intent on exterminating humanity.

Other Sources

 * Anime News Network
 * Crunchyroll

Other Wikis

 * ALDNOAH.ZERO Wiki (German)