8.1/1059 votes#1 - Brothers of the Universe
Season 1 Episode 1 - Aired 10/5/1975
Koji Kaboto tries his OVT that he made with pieces of mecano. When flying, he is attacked by the UFOs of Vega. Fortunately Duke Fleed arrives on time to save the day (but not too quickly nonetheless). Koji does not actually know that Duke Fleed is the prince of Fleed.
Director: N/A
Writer: N/A
7.8/1047 votes#2 - Prince of the Other World
Season 1 Episode 2 - Aired 10/12/1975
Koji discovers the identity of the Duke Fleed, but has no time to ask questions because Vega attacks. Duke Fleed and Koji unite their power and push back the enemy.
Director: Youichi Kominato
Writer: N/A
7.6/1039 votes#3 - The Tragic Fiesta
Season 1 Episode 3 - Aired 10/19/1975
Dampee Makeeba organizes a party at the ranch and invites Koji and Duke Fleed. The latter has no time to eat anything because Vega attacks. Will he have the time to make it to Grendizer before the earth is ravaged? All bets are open...
Director: N/A
Writer: N/A
8.1/1030 votes#4 - The Island of Fear
Season 1 Episode 4 - Aired 10/26/1975
Gandal wants to discover the hiding place of Grendizer. So he launches a massive attack. Koji tries to confront the enemies alone, but he only succeeds to crush himself on a deserted island. Finally Duke Fleed makes it there and saves the day.
Director: N/A
Writer: N/A
7.7/1029 votes#5 - The Pitfall of Death
Season 1 Episode 5 - Aired 11/2/1975
Koji, Hikaro, Goro and Bunta are taken in hostage. Actarus interrupts his siesta to free them.
Director: N/A
Writer: N/A
8.0/1029 votes#6 - Attack on Perlepolis
Season 1 Episode 6 - Aired 11/9/1975
Hikaro leaves for Perlepolis with Bunta. Their bus is attacked by a monster of Vega. Koji distracts the monster the time that Duke Fleed arrives (Grendizer has trouble to start up in winter).
Director: N/A
Writer: N/A
8.8/1031 votes#7 - The Feast of the Wolves
Season 1 Episode 7 - Aired 11/16/1975
Janus, from the fearsome Ruins' Division, attacks Grendizer that is powerless in front of the brutality and the agility of his enemy.
Director: Youichi Kominato
Writer: N/A
7.9/1024 votes#8 - The Radars are Off
Season 1 Episode 8 - Aired 11/23/1975
Blaki sets a trap to Grendizer by hiding mines in a cloud of spatial dust. Koji falls in the trap. Fortunately Duke Fleed helps him and destroys the Golgoth 8.
Director: N/A
Writer: N/A
8.7/1030 votes#9 - The Black Moon Camp
Season 1 Episode 9 - Aired 11/30/1975
Koji is captured with his UFO by the Vegans. Grendizer attacks the camp of the black Moon to save him.
Director: N/A
Writer: N/A
7.5/1025 votes#10 - Vega's Spy
Season 1 Episode 10 - Aired 12/7/1975
An inhabitant of the planet Rubi is contacted by Vega to explode the UFO carrier of Grendizer. The mission fails because of Duke Fleed and the Vegans try to kill the Rubinian. But Duke Fleed flies to his help.
Director: N/A
Writer: N/A
8.3/1025 votes#11 - The Day when the Sun will Stop
Season 1 Episode 11 - Aired 12/14/1975
The Vegans plan is to bring Grendizer to the shadow of the moon during the eclipse because Grendizer's systems will shut down temporarily under it and then destroy it.
Director: N/A
Writer: N/A
7.9/1025 votes#12 - Blood on Snow
Season 1 Episode 12 - Aired 12/21/1975
Daisuke and Kogi are sent to investigate an avalanche and to find survivors. They find a girl named Mirana who lost her memory. Back at Space Science Centre she begins to remember how a saucer destroyed her home.
Director: N/A
Writer: N/A
7.7/1025 votes#13 - By Iron and by Fire
Season 1 Episode 13 - Aired 12/28/1975
A new Vegan mecha comes to destroy Earth. It sucks power from the sun and burns everything in its path. Grendizer is damaged by it and has to withdraw. As the mecha attacks again Grendizer has to go to battle weaponless.
Director: N/A
Writer: N/A
7.3/1026 votes#14 - The Day of the Rising Sun
Season 1 Episode 14 - Aired 1/4/1976
Boss, Nuké, and Mocha are in this episode. They are visiting their old friend Koji Kabuto. The Vegans keep their eye on a mysterious orange robot that is found skiing near-by. Commander Blacki orders the Minifo to follow it and investigate.
Director: N/A
Writer: N/A
8.6/1028 votes#15 - Red Akerae
Season 1 Episode 15 - Aired 1/11/1976
Commander Yara is forced to create a mecha that creates earthquakes and use it on the city Kanto.
Director: N/A
Writer: N/A
8.2/1023 votes#16 - The Fiancé of Death
Season 1 Episode 16 - Aired 1/18/1976
A Vegan pilot lands near the Space Science Centre and makes Mr. Hayashi's fiancé, Kaori, a spy for him. She takes Dr. Umon as a hostage.
Director: N/A
Writer: N/A
7.8/1021 votes#17 - The Infernal Ride
Season 1 Episode 17 - Aired 1/25/1976
The Vegans begin building a base for their operations on Earth. The saucer "Giba Giba" begins to attack but Grendizer comes to save the day by saving a town and a mountain.
Director: N/A
Writer: N/A
8.3/1023 votes#18 - The New Time of the Caves
Season 1 Episode 18 - Aired 2/1/1976
Dr. Umon made a project so that Grendizer is able to launch without revealing his whereabouts to the enemy. Kabuto is control by the Vegans and fights Duke.
Director: N/A
Writer: N/A
8.5/1023 votes#19 - The Crushed Town
Season 1 Episode 19 - Aired 2/8/1976
A huge meteor is headed straight gives order to fire on the meteor and change its course to head for the planet Earth. The meteors are detected and Grendizer launches to intercept them before they hit land.
Director: N/A
Writer: N/A
8.4/1022 votes#20 - Earth in Danger
Season 1 Episode 20 - Aired 2/15/1976
Daisuke gets the suspicion that the Vegans may be planning to pull the moon down to Earth. Duke Freed launches Grendizer and follows Koji who already went to explore the area of Mount Kirofoki.
Director: Youichi Kominato
Writer: N/A
7.9/1020 votes#21 - The Submerged Continents
Season 1 Episode 21 - Aired 2/22/1976
The Vegans plan to melt ice in the North Pole. This will cause the sea level to rise with catastrophic results to the shores on Earth.
Director: N/A
Writer: N/A
7.9/1020 votes#22 - The Slayers of the Sky
Season 1 Episode 22 - Aired 2/23/1976
The Vegans are planning to steal Dr. Chibana's new device so that they can use it to silence Duke Freed and his Grendizer.
Director: N/A
Writer: N/A
8.9/1026 votes#23 - The Flood of the New Worlds
Season 1 Episode 23 - Aired 3/5/1976
The Vegans continue their attempts to discover Grendizer's secret hideout as they are sure that the Space Science Centre has something to do with it. Hikaru finds out who Daisuke really is.
Director: N/A
Writer: N/A
8.3/1019 votes#24 - The Enforcer
Season 1 Episode 24 - Aired 3/12/1976
Commander Witer successfully sneaks into Earth as Dr. Space who is a well-known acquaintance of Dr. Umon and a reliable person so he can find Duke Fleed and kill him.
Director: N/A
Writer: N/A
8.9/1029 votes#25 - Fleed's Lovers
Season 1 Episode 25 - Aired 3/19/1976
uke Freed's childhood friends Nayda, brainwashed by the Vegans, attempts to put a bomb on Grendizer but Duke stops her. Nayda accuses Duke of being a traitor. Koji attempts to pilot Grendizer but is almost killed.
Director: N/A
Writer: N/A
The Best Episodes of UFO Robot Grendizer Season 1
Every episode of UFO Robot Grendizer Season 1 ranked from best to worst. Discover the Best Episodes of UFO Robot Grendizer Season 1!
The story revolves around Duke Fleed who is a survivor of the Vega Star, raised by Dr. Umon as his adoptive son, and known as...
Genres:Action & AdventureAnimationSci-Fi & Fantasy
Network:Fuji TV
Season 1 Ratings Summary
"Brothers of the Universe" is the best rated episode of "UFO Robot Grendizer" season 1. It scored 8.1/10 based on 59 votes. Directed by N/A and written by N/A, it aired on 10/5/1975. This episode is rated 0.3 points higher than the second-best, "Prince of the Other World".