The Best 10 Science Fiction and Fantastical Television of 2025
What could you accomplish with unlimited power? This is a fundamental inquiry asked by all greatest science fiction as well as fantasy tales. Imagine if you were granted extraordinary powers? Perhaps discovered a revolutionary substance? Or if every other human was wholly committed to your personal satisfaction? Would you use that power for good, or would you succumb to your own darker impulses?
The television series featured below each explore that very concept in various ways (aside from a single key exclusion). Presented here is a list of the ten best installments of sci-fi and fantastical television from the past year.
10. Spider-Man: Your Friendly Neighborhood
Even after over six decades of stories, the web-slinger remains reinvented by new creative voices. Your Friendly Neighborhood Spider-Man delivers a refreshing look at the hero's formative years, skillfully combining essential source material story beats with influences from the broader Marvel universe to craft something which is both fresh and deeply engaging.
Instead of operating alone or having Tony Stark as a mentor, this iteration of the hero develops a evolving partnership with the future Green Goblin, who here is still just the head of Oscorp. Through their dynamic, Peter grows into his own man, learning the iconic mantra of great power and great responsibility.
9. Hazbin Hotel Season 2
Showrunner Vivienne Medrano's boldly transgressive adult musical series, which sprang from a fan-funded short, truly came into its own in its sophomore installment. Following the climactic revelations of the first season, the story broadens significantly, following the ambitious media overlord Vox as he seizes control of the situation, igniting a chain of ever-more explosive confrontations that inevitably end in elaborate musical numbers.
While it might not have a one viral hit quite like the first season's "iconic tune," that's because each element in season 2 being more interwoven. The action, personal development, and above all the score and songs are collectively more sophisticated. The season advances the main storyline forward while providing no shortage of bizarre, wild, and simply entertaining fantasy.
8. Daredevil: Born Again
As a successor to the legendary Netflix show, this series had immense shoes to fill. After significant development issues, the resulting product demonstrates to be worthy of the effort. The story centers on Matt Murdock after his dual life as Daredevil is publicly revealed, leaving him vulnerable to enemies both history and new threats in a refreshed version of his familiar world.
The premiere is explosive, evoking the gritty tone audiences cherished from the original incarnation. Although the subsequent chapters explore certain different territory, the season concludes on a strong note, leaving viewers eagerly awaiting a follow-up season.
7. Common Side Effects
A surprising 2025 highlight, this series could be described as a Breaking Bad filtered through the sensibility of a suburban satire. Helmed by an Adult Swim veteran alongside comedy Steve Hely, it tells the saga of a mild-mannered mycologist who discovers a curative mushroom and soon finds himself hunted by forces including unscrupulous pharmaceutical executives to government agents.
Far from being a spoof, the show plays out with the grave atmosphere of a classic paranoia film. Enhanced by hallucinogenic visuals and an unnerving score, the story explores deeper mysteries about the substance's full effects. It's a intelligent, beautifully animated, and utterly gripping first season.
6. Fallout Season 2
The hit adaptation of the popular gaming franchise returned with a new season of episodes that expanded its sprawling mystery and broadened its nuclear wasteland world. While it ventures toward the legendary location of New Vegas, the story is not a straight adaptation of that title; rather, it further explore themes of authority and autonomy.
The show expertly juggles multiple narrative threads and perspectives, from Lucy's quest for justice to a knight's reckoning with the ideology of the his faction. The result is a deeply layered and utterly engaging chapter to the expanding Fallout saga.
5. Invincible Season 3
This visceral and heartfelt animated show continues its winning momentum in its third outing. Mark Grayson faces tremendous pressure on every side: preparing for a looming alien invasion, guiding his young brother, and clashing with his secretive GDA. The story also includes some of the most brutally intense action sequences the series has ever delivered.
The protagonist's bodily and emotional endurance are repeatedly tested. He must contend with opponents stronger than himself, the consequences of his battles, and the moral burden of his choices. Excellent arcs for supporting characters such as Cecil Stedman and Rex Splode round out a superb installment.
4. Peacemaker Season 2
James Gunn's offbeat superhero series returned with increased importance within the revamped DC universe, and it delivers on that count. While it effectively establishes foundations for future DCU projects, it primarily presents a resonant and focused {