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.
Planetarian: The Reverie of a Little Planet
CUE!
Maoyu: Archenemy & Hero
Re:Creators
Durarara!!
B: The Beginning
Treadstone
Hatfields & McCoys
Angel Beats!
Death Parade
Shaman King
The Familiar of Zero
Arifureta: From Commonplace to World's Strongest
Code Geass: Lelouch of the Rebellion
The Dragon Prince
The Daily Life of the Immortal King
Your Lie in April
Assassination Classroom
Akame ga Kill!
One-Punch Man