It is said that 70% of the human brain capacity is unused. If humans possess incredible power, it is strongly believed to be lying dormant within this region. This unused 70% brain capacity is known as "Night Head".

The famous work 'NIGHT HEAD' is going to break the silence. They were abandoned by their parents because of the psychic power they possessed. They are the Kirihara brothers, who lived in a laboratory within a barrier-protected forest. They have escaped from the laboratory, and a new wave of 'Revolution' is about to arise.

A new "Night Head" is about to be awakened.

The world is on the brink of apocalypse following an onslaught of invaders. To fight the attacking hoard, one of the original Getter Robo pilots, Hayato Jin, has finished Getter Arc, a new fighting unit based on the final work and ultimate masterpiece of Professor Saotome. Now the son of Ryoma – one of Hayato's copilots on the first-generation Getter – Takuma, the half-human half-Saurian Kamui, and Baku, younger brother of the extraordinary ESPer Tahir, step aboard the Getter Arc to combat the ruthless incursion and restore hope to their ravaged world!

[Source: Sentai Filmworks]

Set in the near future, humanity enters another energy revolution following the discovery of Photon Power. Derived from the ore discovered under the foothills of Mt. Fuji, its intended use was to solve the world's energy problems with its unimaginable power. Seeking this energy is Dr. Hell, a madman craving world domination who with his subordinates Baron Ashura, Count Brocken and Viscount Pygman, commands an army of mechanical beasts excavated from the ruins of ancient Greece to seize the Photon Power Lab for himself. Meeting the attack head on is the hot-blooded teenager Kabuto Kouji, who pilots the Photon Powered robot built by his grandfather, Mazinger Z. But in this battle between Dr. Hell and the Kabuto family, many legends surrounding the Mycenaean Civilization and Bardos Island, as well as the secrets of Mazinger Z remain shrouded in mystery.

A new series based on the mecha show that started it all, Mazinger Z. Shin Mazinger Shougeki! Z-Hen starts over from the beginning with a new cast, to tell a new story unrelated to the original show.

[Source: shin-mazinger.com]

Mars is the 1st remake of the franchise and restored the original manga's storyline of a young boy in suspended animation inside a South Sea volcano who awakens a century before his alien masters planned to use his powers to reduce human civilization to a manageable low-tech level.

[Source: The Anime Encyclopedia]