Grendizer U
Season 1, Episode 7: Horror in the Depths of the Sea
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Investigation of super-ancient ruins was underway on Aijin Island. A new weapon of the Vega army is released in the nearby sea. Grendizer is dragged into an unexpected battlefield and has a hard time. At that time, a mysterious shadow approaches.
All Episodes - Season 1
Episode 1
Two Stars Meet in the Desert
Episode 2
Legend of the Stars
Episode 3
Fury of the Duke
Episode 4
The Flower of Love Bloomed in the Sky
Episode 5
Maria's Arrival!
Episode 6
The Two Princesses
Episode 7
Horror in the Depths of the Sea
Episode 8
Encounter in Asakusa
Episode 9
Darkness covers the Light
Episode 10
Mazinger Returns
Episode 11
Teronna
Episode 12
Rubina
Episode 13
In Honor of this Wonderful Land