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How would you do if you had boundless power? That's the core inquiry asked by all best sci-fi as well as fantastical stories. What if you were granted superhuman abilities? Or discovered a revolutionary substance? Or if every other person became dedicated to your personal happiness? Would you use such power for the greater good, or would you give in to your darker instincts?

These series featured below each grapple with this theme in unique manners (aside from one key exclusion). Detailed below is our ranking of the 10 most outstanding seasons of science fiction & fantasy television from the past year.

10. Your Friendly Neighborhood Spider-Man

Despite more than six decades of stories, the web-slinger continues to be reinvented by fresh creative voices. This series presents a refreshing look at the hero's formative days, skillfully merging classic source material elements with influences from the broader Marvel universe to craft something that feels both new and deeply engaging.

Rather than operating alone or having Iron Man as a guide, this version of the hero develops a complex relationship with the future Green Goblin, who in this story is still just the head of Oscorp. Through their interactions, Peter becomes his own man, learning the iconic mantra of great power and responsibility.

9. Hazbin Hotel Season 2

Showrunner Vivienne Medrano's audacious mature musical-comedy series, which sprang from a fan-funded pilot, fully hit its stride in its second season. Building on the climactic revelations of season 1, the narrative broadens significantly, centering on the ambitious media overlord Vox who seizes command of the situation, igniting a series of ever-more dramatic conflicts that naturally end in show-stopping song.

While it may lack a single breakout hit on the level of season one's "iconic tune," this is due to each element in this season being increasingly interwoven. The fight sequences, personal development, and above all the score and songs are all more sophisticated. The season advances the overarching storyline dramatically while providing no shortage of bizarre, wild, and ultimately fun dark fantasy.

8. Daredevil: Born Again

As a successor to the acclaimed Netflix series, this series had immense shoes to fill. Despite significant development issues, the final show demonstrates to be worth the effort. The plot centers on Matt Murdock once his dual life as Daredevil is exposed, leaving him vulnerable to foes both history and present in a refreshed version of his well-known setting.

The first episode is explosive, evoking the intense feeling audiences loved from the prior series. Although the middle episodes explore some new narrative ground, the season concludes powerfully, setting viewers eagerly anticipating a second season.

7. Common Side Effects

A surprising 2025 gem, this series could be described as an animated crime saga filtered through a sensibility of a suburban satire. Created by an Adult Swim veteran and comedy Steve Hely, the series follows the saga of a mild-mannered fungi expert who discovers a curative fungus and quickly finds himself pursued by forces including ruthless pharmaceutical executives to federal agents.

Despite being a spoof, the narrative plays out with the grave intensity of a classic paranoia thriller. Accentuated by hallucinogenic visuals and an eerie score, the story explores bigger mysteries about the substance's true effects. It's a intelligent, beautifully animated, and utterly gripping ten-episode season.

6. Fallout Season 2

The hit adaptation of the popular gaming franchise came back with a second batch of episodes that expanded its sprawling lore and expanded its nuclear wasteland world. Although it travels in the direction of the legendary location of New Vegas, the story is not a straight retelling of that game; rather, it further examine themes of control and autonomy.

The show expertly balances multiple narrative threads and perspectives, from Lucy's mission for answers to a knight's struggle with the dogma of the his faction. The result is a rich detailed and utterly absorbing addition to the expanding Fallout saga.

5. Invincible Season 3

The visceral and heartfelt adult animation show continues its winning streak in its third outing. Mark Grayson faces tremendous pressure on all fronts: training for a looming Viltrumite threat, mentoring his powered brother, and battling with his secretive GDA. The season once again features some of the most brutally brutal action sequences the show has ever produced.

The protagonist's physical and emotional endurance are constantly pushed. He must contend with foes more powerful than he is, the aftermath of his actions, and the ethical weight of his choices. Standout arcs for key characters such as Cecil Stedman and Rex Splode round out a fantastic installment.

4. Peacemaker Season 2

The director's irreverent anti-hero series returned with increased importance within the new DC canon, and it executes on both fronts. While it successfully establishes groundwork for future cinematic universe stories, it primarily tells a powerful and focused {