Beast King GoLion (1981)

After Koji Kabuto and Sayaka Yumi leave to the USA, it's up to the rash orphan Tetsuya Tsurugi to pilot the next Mazinger robot: the Great Mazinger. Under the direction of Dr. Kenzo Kabuto and helped by his adoptive sister Jun Honou, Tetsuya battles the Miccene Empire.

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.

When a young laborer escapes to the world aboveground, he discovers a violent land in which humans battle robots controlled by a power-hungry noble.

An American kid named Joey lives in Center City, USA & has always wanted to become a hero. Unfortunately, he's just an orphan working part-time to support his grandma and himself. After he watched a commercial of a new robot action figure, Joey believe he'll gain strength if he obtains one. The only robot toy he can get his hands on is a broken one that was abandoned by a rich school bully. Feeling pity for the trashed action figure, Joey took it home to repair it. Little did he know, that once he repairs the toy, it'll make his hero dream become a reality.

While pursuing fugitives the Space Federation police officer Birdy Cephon Altera finds herself on Earth.

Developed from Japanium ore is the super energy, Photon Power. Seeking this energy is Dr. Hell, a madman craving world domination who along with his subordinates Baron Ashura and Count Brocken, commands the Machine Beasts excavated from Bardos Island (believed to be Rhodes) to attack the Photon Power Lab and take it for himself. Meeting the attack head on is our hero, the hot-blooded teenager Kouji Kabuto who pilots the super robot Mazinger Z, constructed by his grandfather Juzo and made from the strongest metal Chogokin 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.

Hiroshi Shiba is a car racer who is mortally wounded in a laboratory accident, but restored to life by his father, Professor Shiba.

In the near future, humanity has taken its first steps towards journeying into the far reaches of the galaxy. Upon doing so they discover a huge race of insectoid aliens known as "Space Monsters." These aliens seem dedicated to the eradication of mankind as they near closer and closer to discovering Earth. In response, humanity develops giant fighting robots piloted by hand-picked youth from around the world. Shortly after the discovery of the aliens, Noriko Takaya, the daughter of a famous deceased space captain, enters a training school despite her questionable talents as a pilot. There, she meets her polar opposite, the beautiful and talented Kazumi Amano, and is unexpectedly made to work together with her as they attempt to overcome the trauma of war as well as their own emotions.

The distant future, 5012. The sudden aerial invasion of Earth by ＜Aliens＞ and their creations ＜Machine Lifeforms＞ led mankind to the brink of extinction. The surviving number of humans who took refuge on the moon to organize a counterattack using ＜android＞ soldiers to recapture Earth. However, the war reaches a stalemate as the ＜Machine Lifeforms＞ continue to multiply infinitely. In turn, humanity deploys anew unit of android soldiers as an ultimate weapon: ＜YoRHa＞ Newly dispatched to Earth ＜2B＞ joins ＜9S＞, the analyst currently stationed there, where amid their mission, they encounter a myriad of mysterious phenomena... This is the story of these lifeless ＜androids＞ and their endless fight for the sake of mankind.

Only one ship stands between earth and total annihilation! The High Mobile Battleship Nadesico is the most formidable fighting machine ever conceived, but due to a shortage of trained soldiers, the crew is a little unorthodox. The poor Jovians don't stand a chance against the largest contingent of geeks and misfits ever sent into orbit!