Getter Robo

From deep within the Earth's surface, the Dinosaur Kingdom make their move to wipe out mankind and conquer the planet with their mechanical dinosaurs. After a prototype Getter Robo is shot down by a mechanical dinosaur, the Saotome Research Institute decides to use the real Getter Robo, which is combat-capable. Due to a lack of pilots in the institute, Ryo Nagare goes to his college to persuade martial artist Musashi Tomoe and outcast Hayato Jin to join him and pilot the Getter Machines to combat the new threat and protect mankind. (Source: Anime News Network)

Cosmo Warrior Zero

The long war between the planet Earth and the machine men is finally over, resulting in a peace that is more a victory for the machine men than the Earth. Warrius Zero lost his family in the war to the machine men but despite this he is still is a member of the Earth fleet that is now working in concert with the machine men. His ship, made up of both humans and machine men, has been given a near impossible task: capture the space pirate Captain Harlock. While Zero struggles to accomplish this task, evidence begins to surface that the peace between machine men and Earth may not be as it seems.... (Source: Anime News Network)

Space Symphonic Poem Maetel ~Galaxy Express 999 Side Story~

Maetel abandoned her mother and her home planet, the doomed and frozen La Metal, where people must become cyborgs to survive. When she is beckoned to return, her options seem slim: follow her mother's path (and with it a robot mind and the contempt of all humans), or run away and fight with humans against the machines. Yet, she is not without comrades and defenders. If she can accept the friendship of beings of metal who desire peace, and oppose those who think being made of flesh and blood is enough to make one human, she may still have a chance to find her own path. (Source: Anime-Planet)

Great Yamato No. 0

In the galactic group there are more than 100,000,000,000 galaxies, and the Milky Way galaxy, the one which includes Earth's solar system, is only one of these... one of many in the immensity of outer space. This story starts in the year 3199, when a mighty enemy attacks the Milky Way from a neighbouring galaxy. The enemy engages the combined forces of the Milky Way, an Alliance of many stellar nations, and defeats them one after another. The remaining Milky Way Alliance forces are reduced to just six fleets. After the Alliance headquarters is destroyed, and when the collapse of the central Milky Way Alliance is imminent, the Great Yamato "Zero" surprises everyone and embarks on a mission to assist the Milky Way Alliance in one last great battle.