The Finest 10 Science Fiction and Fantastical Series of 2025

How could you accomplish with unlimited ability? This is a central inquiry posed by the greatest science fiction as well as fantastical narratives. Imagine if you were granted extraordinary powers? Or stumbled upon a miraculous substance? Or if each and every other human was dedicated to your personal happiness? Could you use that power for the greater good, or succumb to your own baser instincts?

These television series featured herein each explore this dilemma in various ways (with one notable exclusion). Detailed below is our countdown of the 10 most outstanding seasons of science fiction & fantasy television from the past year.

10. Spider-Man: Your Friendly Neighborhood

An innovative take on Spider-Man
Illustration: Marvel

Despite over 60 years of stories, the web-slinger remains reinvented by fresh talent. Your Friendly Neighborhood Spider-Man delivers a refreshing perspective at the hero's early years, cleverly merging classic source material story beats with influences from other adaptations to craft something which is both fresh and deeply compelling.

Instead of operating alone or Tony Stark as a mentor, this version of the hero develops a evolving relationship with the future Green Goblin, who here is merely the CEO of Oscorp. Across their dynamic, Peter grows into a true hero, internalizing the signature mantra of great power and great responsibility.

9. Hazbin Hotel Season 2

Musical chaos in Hell
IMAGE: Animation Studio

Showrunner Vivienne Medrano's audacious adult musical series, which originated as a fan-funded pilot, truly came into its own in its second season. Following the climactic revelations of the first season, the story expands significantly, centering on the ambitious TV demon Vox as he takes control of the situation, igniting a series of ever-more dramatic conflicts that inevitably culminate in show-stopping song.

Although it may lack a single viral song on the level of season one's "iconic tune," this is due to each element in this season being increasingly ambitious. The action, character arcs, and especially the score and songs are collectively more sophisticated. The season moves the main plot forward while providing plenty of bizarre, wild, and ultimately entertaining fantasy.

8. Daredevil: Born Again

Matt Murdock fighting
Image: Marvel

As a successor to the legendary Netflix show, this series faced enormous expectations. Despite significant production issues, the resulting product demonstrates to be worthy of the wait. The story follows Matt Murdock after his secret identity as Daredevil is exposed, making him a target to enemies both history and present in a slightly version of his familiar setting.

The premiere is explosive, capturing the intense feeling audiences loved from the prior incarnation. While the subsequent chapters explore some new narrative ground, the season concludes powerfully, leaving fans eagerly awaiting a follow-up season.

7. Common Side Effects

Animated characters in a dramatic scene
Image: Adult Swim

A unexpected this year's gem, this series could be described as a Breaking Bad with the humor of King of the Hill. Helmed by Joe Bennett and comedy Steve Hely, the series tells the saga of a nerdy mycologist who finds a miraculous mushroom and quickly finds himself pursued by everyone from ruthless pharmaceutical executives to federal authorities.

Far from being a parody, the show plays out with the serious intensity of a classic conspiracy film. Accentuated by trippy visuals and an eerie musical soundtrack, the plot explores deeper questions about the mushroom's full capabilities. It's a smart, visually striking, and completely compelling ten-episode season.

6. Fallout Season 2

Wasteland vista from Fallout
Image: Streaming Service

This hit series of the popular gaming series returned with a second season of episodes that deepened its sprawling lore and expanded its post-apocalyptic setting. Although it ventures toward the legendary location of New Vegas, the season is not a straight retelling of that title; rather, it further examine themes of control and freedom.

The show expertly juggles multiple narrative threads and points of view, from the protagonist's mission for justice to a knight's reckoning with the ideology of the Brotherhood of Steel. The result is a deeply layered and wholly engaging addition to the expanding wasteland saga.

5. Invincible Season 3

Invincible in a brutal battle
Image: Prime Video

The bloody and emotionally charged animated series continues its winning momentum in season 3. Mark Grayson faces immense challenges on all side: preparing for a coming Viltrumite invasion, guiding his young brother, and clashing with the shadowy GDA. The season also features some of the most brutally intense action sequences the show has ever delivered.

The protagonist's physical and emotional endurance are constantly pushed. He must contend with foes stronger than he is, the consequences of his battles, and the ethical burden of his decisions. Excellent storylines for supporting cast members such as Cecil Stedman and Rex Splode round out a superb season.

4. Peacemaker Season 2

Peacemaker in costume
Image: HBO Max

James Gunn's offbeat superhero show returned with elevated importance within the revamped DC canon, and season 2 delivers on both fronts. Although it successfully establishes foundations for future cinematic universe projects, it primarily tells a powerful and focused {

Christie Adams
Christie Adams

A former casino manager turned gambling analyst, specializing in slot machine mechanics and responsible gaming practices.