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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!

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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 Daisuke Umon on Earth. Years after his arrival, he's faced

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Episode Rankings

  1. #1 Fan Favorite
    UFO Robot Grendizer Season 1 Episode 1 - Brothers of the Universe
    8.0/10(74 votes)

    #1 - Brothers of the Universe

    S1:E1

    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:Unknown
    Writer:Unknown

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  2. UFO Robot Grendizer Season 1 Episode 2 - Prince of the Other World
    7.7/10(58 votes)

    #2 - Prince of the Other World

    S1:E2

    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:Unknown

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  3. UFO Robot Grendizer Season 1 Episode 3 - The Tragic Fiesta
    7.3/10(48 votes)

    #3 - The Tragic Fiesta

    S1:E3

    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:Unknown
    Writer:Unknown

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  4. UFO Robot Grendizer Season 1 Episode 4 - The Island of Fear
    7.7/10(40 votes)

    #4 - The Island of Fear

    S1:E4

    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:Unknown
    Writer:Unknown

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  5. UFO Robot Grendizer Season 1 Episode 5 - The Pitfall of Death
    7.6/10(38 votes)

    #5 - The Pitfall of Death

    S1:E5

    Koji, Hikaro, Goro and Bunta are taken in hostage. Actarus interrupts his siesta to free them.

    Director:Unknown
    Writer:Unknown

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  6. UFO Robot Grendizer Season 1 Episode 6 - Attack on Perlepolis
    7.9/10(38 votes)

    #6 - Attack on Perlepolis

    S1:E6

    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:Unknown
    Writer:Unknown

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  7. UFO Robot Grendizer Season 1 Episode 7 - The Feast of the Wolves
    8.6/10(39 votes)

    #7 - The Feast of the Wolves

    S1:E7

    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:Unknown

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  8. UFO Robot Grendizer Season 1 Episode 8 - The Radars are Off
    7.8/10(32 votes)

    #8 - The Radars are Off

    S1:E8

    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:Unknown
    Writer:Unknown

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  9. UFO Robot Grendizer Season 1 Episode 9 - The Black Moon Camp
    8.5/10(40 votes)

    #9 - The Black Moon Camp

    S1:E9

    Koji is captured with his UFO by the Vegans. Grendizer attacks the camp of the black Moon to save him.

    Director:Unknown
    Writer:Unknown

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  10. UFO Robot Grendizer Season 1 Episode 10 - Vega's Spy
    7.4/10(33 votes)

    #10 - Vega's Spy

    S1:E10

    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:Unknown
    Writer:Unknown

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  11. UFO Robot Grendizer Season 1 Episode 11 - The Day when the Sun will Stop
    8.2/10(34 votes)

    #11 - The Day when the Sun will Stop

    S1:E11

    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:Unknown
    Writer:Unknown

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  12. UFO Robot Grendizer Season 1 Episode 12 - Blood on Snow
    7.6/10(34 votes)

    #12 - Blood on Snow

    S1:E12

    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:Unknown
    Writer:Unknown

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  13. UFO Robot Grendizer Season 1 Episode 13 - By Iron and by Fire
    7.6/10(33 votes)

    #13 - By Iron and by Fire

    S1:E13

    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:Unknown
    Writer:Unknown

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  14. UFO Robot Grendizer Season 1 Episode 14 - The Day of the Rising Sun
    6.9/10(34 votes)

    #14 - The Day of the Rising Sun

    S1:E14

    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:Unknown
    Writer:Unknown

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  15. UFO Robot Grendizer Season 1 Episode 15 - Red Akerae
    8.5/10(36 votes)

    #15 - Red Akerae

    S1:E15

    Commander Yara is forced to create a mecha that creates earthquakes and use it on the city Kanto.

    Director:Unknown
    Writer:Unknown

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  16. UFO Robot Grendizer Season 1 Episode 16 - The Fiancé of Death
    7.9/10(31 votes)

    #16 - The Fiancé of Death

    S1:E16

    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:Unknown
    Writer:Unknown

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  17. UFO Robot Grendizer Season 1 Episode 17 - The Infernal Ride
    7.6/10(26 votes)

    #17 - The Infernal Ride

    S1:E17

    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:Unknown
    Writer:Unknown

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  18. UFO Robot Grendizer Season 1 Episode 18 - The New Time of the Caves
    8.2/10(29 votes)

    #18 - The New Time of the Caves

    S1:E18

    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:Unknown
    Writer:Unknown

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  19. UFO Robot Grendizer Season 1 Episode 19 - The Crushed Town
    8.4/10(29 votes)

    #19 - The Crushed Town

    S1:E19

    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:Unknown
    Writer:Unknown

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  20. UFO Robot Grendizer Season 1 Episode 20 - Earth in Danger
    8.4/10(26 votes)

    #20 - Earth in Danger

    S1:E20

    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:Unknown

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  21. UFO Robot Grendizer Season 1 Episode 21 - The Submerged Continents
    7.9/10(24 votes)

    #21 - The Submerged Continents

    S1:E21

    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:Unknown
    Writer:Unknown

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  22. UFO Robot Grendizer Season 1 Episode 22 - The Slayers of the Sky
    7.8/10(24 votes)

    #22 - The Slayers of the Sky

    S1:E22

    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:Unknown
    Writer:Unknown

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  23. UFO Robot Grendizer Season 1 Episode 23 - The Flood of the New Worlds
    8.9/10(32 votes)

    #23 - The Flood of the New Worlds

    S1:E23

    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:Unknown
    Writer:Unknown

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  24. UFO Robot Grendizer Season 1 Episode 24 - The Enforcer
    8.2/10(24 votes)

    #24 - The Enforcer

    S1:E24

    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:Unknown
    Writer:Unknown

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  25. UFO Robot Grendizer Season 1 Episode 25 - Fleed's Lovers
    8.9/10(36 votes)

    #25 - Fleed's Lovers

    S1:E25

    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:Unknown
    Writer:Unknown

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Season 1 Ratings Summary

"Brothers of the Universe" is the best rated episode of "UFO Robot Grendizer" season 1. It scored 8/10 based on 74 votes. Directed by Unknown and written by Unknown, it aired on 10/5/1975. This episode is rated 0.3 points higher than the second-best, "Prince of the Other World".