Blue Comet SPT Layzner, sometimes translated as Blue Meteor SPT Layzner, is an anime series produced by Sunrise and Tatsunoko Production between 1985 and 1986. Its original creator was Ryousuke Takahashi of Armored Trooper Votoms fame who served as the writer and wrote the scripts for such shows as Panzer World Galient, Tetsuwan Atom, Zero Tester, Fang of the Sun Dougram, Cyborg 009, Gasaraki and Blue Gender.

As a pair of towers in Tokyo are being prepared for their grand opening, there is a series of murders of people connected to the towers. Conan suspects that the mysterious Syndicate may also be involved.

Ages ago, the goddess Athena was served by fighters called Saints who channeled the power of the Cosmos within them. Now a youth named Seiya has trained to become a Saint himself by earning the mystical Cloth of Pegasus. He is joined by other Saints with Cloths of their own to fight for Athena.

After a motocross accident, Sho Zama was pulled from Japan into the mystical world of Byston Well, where he and others from Earth were reicruited by Lord Drake Luft to pilot his newest weapons, the Aura Battlers, a combination of Byston Well magic and Earthien technology. However, in the heat of battle, Sho is approached by Marvel, a woman from Earth, who convinces him of Luft's sinister intentions.

ガーランドと出会い、自分たちの住む世界の真実を知り、そして屈辱を味わったあの日々から時を隔て、省吾は世間に背を向けるようにして暴走族の「トラッシュ」に身を寄せていた。世間は情報操作により戦時下とされ、事実、偽りの世界の外では侵略者デザルクとメガゾーンの激しい戦闘が展開されている。そんな時に全ての真実を知る唯一の人物である省吾は、以前Ｂ・Ｄと戦ったことが引き金となったのか、自暴自棄ともとれるような暴走行為を重ねていたのだった。
いつものようにアジトで仲間たちと奔放な時を過ごす省吾。そんな時、彼は由唯との再会を果たす。しかし二人の間には、まるで見えない壁が大きく横たわっているかのような重い空気が流れていた。それは、理由も告げずに省吾が由唯の前から姿を消したからなのか。
そんな時、突然ラジオからイヴのＳＯＳメッセージが流れてくる。
イヴ…７Ｇのオペレーター…そしてガーランド。
「よし、リベンジかましてやるぜ！」
省吾はトラッシュのメンバーと共に軍部へと殴りこみをかける。失ったガーランドを奪い返すため、そして自分のために。
いよいよメガゾーンは未来への迷走を始め、その混迷の色を強めていくのだった。

After the bloody battle against Hades, the goddess Athena and her saints are still recovering when they find themselves face to face with their newest and most formidable foe: the dreadful moon goddess Artemis. Artemis replaces Athena as the earth guardian deity and takes over the Sanctuary, turning Athena's Saints into her servants. Upon invading the Sanctuary, the Bronze Saints learn that Athena was banished by Artemis and decide to fight the moon goddess in order to rescue their true goddess and free the Earth from Artemis's ominous control.

The plot involves the coming of Lucifer to the Sanctuary, where his underlings systematically dispose of the surviving Gold Saints. Athena goes to Lucifer to ask for peace, placing herself in peril. The Bronze Saints must then come to her rescue, destroying Lucifer's Fallen Angels (Seima Tenshi in Japanese) in the process.

Athena receives the visit of Phoebus Abel, her older brother and God of the Corona. He informs her that he has come to destroy humanity as punishment for their corruption, just as it was done in ancient times. He dismisses Seiya and the Bronze Saints, as she will now be guarded by Abel's three Corona Saints, Atlas of Carina, Jaow of Lynx and Berenike of Coma Berenices, and the five resurrected Gold Saints who died in the Sanctuary battle: Saga of Gemini, Deathmask of Cancer, Shura of Capricorn, Camus of Aquarius and Aphrodite of Pisces. When Athena rebels against Abel's plan, he attacks her, sending her soul to Elysion, the final resting place from which there is no return. The Bronze Saints immediately rush to the Sanctuary to save her and ultimately overcome Abel.

In Siberia, Hyōga saves a man that is being attacked. Injured, the man manages only to say something about Asgard. Some days later, Saori, Seiya, Shiryū and Shun are wondering about Hyōga and decide to go to Asgard to investigate. At Valhalla, the Lord of Asgard, Dolbar, says he has not heard of any Hyōga and neither has his right hand, Loki. However, at all times Seiya and the others can feel an evil cosmo emanating from Loki and the other Odin Saints called God Warriors. Shiryū, in particular, notices a familiar cosmo coming from Midgard, a mysterious, masked God Warrior. Dolbar makes it clear that he is trying to take control of both Asgard and the Sanctuary, imprisoning Athena in a strange dimension within the giant statue of Odin. Midgard reveals himself as Hyōga and tries to kill Shiryū to prove himself to Dolbar. Thus, it is the task of the Bronze Saints to defeat Dolbar, Loki and the rest of the God Warriors, to save Athena and Hyōga.

When Seiya, Hyōga and Shun visit Saori (Athena) at the orphanage, they meet an employee called Eri. An orphan herself, Eri takes a liking to Hyōga and one night they sit outside watching the stars. They see a shooting star and Hyōga asks Eri to make a wish. After Hyōga leaves, however, Eri becomes powerfully attracted to the shooting star and wanders alone into the woods, where she finds a golden apple. She is then possessed by Eris, the Goddess of Discord, and kidnaps Athena, planning to use the golden apple to suck her energy out, fully reincarnate and take over the world. Eris leaves a message for the Bronze Saints, who set out for the goddess's temple which appears on the mountains. There, the heroes fight the five Ghost Saints: Maya of Sagitta, Orpheus of Lyra, Christ of the Southern Cross, Jan of Scutum (called by the Japanese name Tateza) and Jäger of Orion.

In the Year F.C. (Future Century) 60, much of mankind inhabits space colonies which orbit the Earth. Dominance over the colonies is decided once every four years by a large tournament in which each nation sends a single representative to fight the others with a giant robot called a Gundam. Domon Kashuu is selected to represent Neo-Japan in one of these tournaments, but he fights less to ensure his nation's victory than to find his brother, who has been blamed for the deaths of Domon's parents and the disappearance of a very dangerous weapon, the Devil Gundam (Dark Gundam).

Hades is planning to take over the world, to achieve that goal, he sends out deceased Gold Saints to take Athena's head. Seiya and the other Bronze Saints come to help but their help isn't appreciated by the remaining Gold Saints that are still alive.