Starchaser The Legend of Orin (1986) Trailer

What people said

Cites FuzzyBoots · 2014-10 · Science Fiction & Fantasy Stack Exchange · on “An old animated movie about a boy on a spaceship searching for treasure”

I know you said not Starchaser: The Legend of Orin [LINK] , but are you sure? It features a sword with an invisible blade, it came out in 1985, and it has him going from living on a planet to searching for the sword's blade. The twist is that, after losing the hilt, he learns that the sword never really had any power. The "invisible blade" was something that he was generating. The starship that they travel on is controlled by a computer named Arthur who apparently extrudes a head like this: Film's Poster: Trailer

Cites Valorum · 2014-11 · Science Fiction & Fantasy Stack Exchange · on “Character searching for a blade to kill a cyborg”

You're describing Starchaser: Legend of Orin [LINK] . Main character's name is Star Fly Main character is seeking a magical sword Main character learns he can make the sword appear by magic. JosefBeeby [LINK] offers the following (quite snarky) review: The Star Fly shows up again to help them in wholly unnatural ways suggesting some greater importance but there's no time to dwell on that. He loses the hilt just in time to understand that the hidden blade he was looking for was inside himself the whole time. Not literally, it just means he can make lightsabers (or solar swords) by holding his fists together.

Cites FuzzyBoots · 2017-08 · Science Fiction & Fantasy Stack Exchange · on “Old sci-fi cartoon movie about underground slaves, space empire and a Chosen One from 80s/90s”

Could you be thinking of the 1986 film, Starchaser: Legend of Orin [LINK] ? In the future on a planet named Trinia, human slaves have lived underground for millennia mining crystals for a "god" named Zygon and his robot minions. One day Orin, a young miner, finds a jeweled sword embedded in the rocks. Hopps, grandfather of Orin's girlfriend Elan, recognizes the sword and gives his life to save Orin and keep the sword a secret. When Orin later takes the sword into his hands, it ascends into the air and buries itself in the cavern's floor. A projection of an old man appears from the blade, telling those present that above the caverns is a "magnificent universe" that the people may find (they h

Cites the guest · 2018-10 · Science Fiction & Fantasy Stack Exchange · on “Animated movie with time travel and where people where enslaved in mines”

This sounds like "Starchaser:The Legend of Orin" (1985) The movie contains no time travel, but it does contain robots forcing enslaved humans to work in mines, a hero in a starship, and the hero falling in love with a princess. It was released on VHS and Laserdisc on March 25, 1986 by Paramount Home Video according to Wikipedia. Here is a trailer from YouTube:

Cites FuzzyBoots · 2022-08 · Science Fiction & Fantasy Stack Exchange · on “Animated show where a slave boy tries to escape and is then told to find a robot fugitive”

If it's not a TV series, but a film, Starchaser: Legend of Orin [LINK] : [LINK] In the future on a planet named Trinia, human slaves have lived underground for millennia mining crystals for a "god" named Zygon and his robot minions. One day Orin, a young miner, finds a jeweled sword embedded in the rocks. Hopps, grandfather of Orin's girlfriend Elan, recognizes the sword and gives his life to save Orin and keep the sword a secret. When Orin later takes the sword into his hands, it ascends into the air and buries itself in the cavern's floor. A projection of an old man appears from the blade, telling those present that above the caverns is a "magnificent universe" that the people may find (th