A kid raised as a cyborg on a planet that crushes normal humans returns to Earth with godlike strength and decides to be a hero. That's not a premise that gets old. Soran uses his power for justice, period, no existential debate, no trauma spiral, just the cleanest expression of what a Superman story actually costs when you're the only one who can pay it. 96 episodes of a show that understands superhero action doesn't need to apologize for being exactly what it is.
In the 21st century, a human boy grows up on the planet Soran, home to one of the most advanced civilizations in the Galactic Federation. Soran's gravity is fifteen times that of Earth, so its people turn the boy into a cyborg so he can live there. Years later he comes back to Earth under the name Soran. On Earth his physical abilities are fifteen times greater than those of an ordinary person, and he puts that power to work for justice. The 1965 TV series blends sci-fi, action and adventure across 96 episodes.