The Finest 10 Science Fiction & Fantastical TV Shows of 2025

What could you accomplish if you had unlimited ability? That's a core inquiry asked by all greatest sci-fi as well as fantastical narratives. What if you were granted extraordinary powers? Or stumbled upon a revolutionary drug? What about every other person was wholly committed to your personal happiness? Could you wield that influence for good, or would you succumb to your baser instincts?

The series featured herein all confront that very concept in distinct manners (with a single notable exception). Detailed below is a list of the ten best seasons of science fiction & fantastical TV from the past year.

10. Your Friendly Neighborhood Spider-Man

Despite over six decades of stories, the web-slinger remains reinterpreted by new creative voices. Your Friendly Neighborhood Spider-Man delivers a novel look at the character's early days, cleverly blending classic source material elements with ideas from other adaptations to craft something which is both fresh and profoundly compelling.

Rather than being solo or having Iron Man as a mentor, this version of Peter Parker develops a evolving partnership with Norman Osborn, who in this story is merely the CEO of Oscorp. Through their interactions, Peter grows into his own man, learning the signature mantra of great power and great responsibility.

9. Hazbin Hotel Season 2

Showrunner Vivienne Medrano's boldly transgressive adult musical show, which sprang from a crowdfunded short, truly found its footing in its sophomore season. Building on the game-changing events of season 1, the story expands considerably, centering on the ambitious TV demon Vox who seizes command of the narrative, igniting a chain of ever-more dramatic conflicts that naturally end in elaborate song.

Although it might not have a one breakout hit quite like season one's "iconic tune," that's because each element in season 2 being more interwoven. The fight sequences, character development, and especially the music are collectively elevated. The story moves the main storyline forward while providing no shortage of weird, unhinged, and ultimately fun fantasy.

8. Daredevil: Born Again

As a successor to the legendary Netflix series, Daredevil: Born Again had enormous shoes to fill. After significant production issues, the resulting product proves to be worth the wait. The plot follows Matt Murdock once his dual life as Daredevil is exposed, leaving him vulnerable to enemies from his past and present in a slightly version of his well-known setting.

The premiere is explosive, evoking the intense feeling fans cherished from the original incarnation. While the subsequent chapters explore some new territory, the season finishes powerfully, leaving fans keenly awaiting a follow-up season.

7. Common Side Effects

An unexpected 2025 gem, this series is essentially an animated Breaking Bad filtered through a sensibility of King of the Hill. Created by an Adult Swim veteran alongside writer Steve Hely, it tells the saga of a nerdy mycologist who finds a curative mushroom and quickly finds himself pursued by forces including ruthless pharmaceutical executives to federal authorities.

Despite being a spoof, the narrative unfolds with the serious atmosphere of a classic conspiracy thriller. Accentuated by hallucinogenic animation and an eerie musical soundtrack, the plot explores deeper questions about the mushroom's full capabilities. It's a intelligent, visually striking, and utterly gripping first season.

6. Fallout Season 2

This acclaimed adaptation based on the popular gaming franchise returned with a second season of stories that expanded its epic lore and broadened its post-apocalyptic world. Although it travels in the direction of the fan-favorite location of New Vegas, the season is not a straight retelling of that title; rather, it further examine themes of authority and freedom.

The show skillfully juggles several narrative threads and points of view, 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 addition to the ever-growing Fallout mythology.

5. Invincible Season 3

This visceral and emotionally charged adult animation series keeps its powerful streak in its third outing. Mark Grayson faces immense challenges on all side: preparing for a looming alien invasion, guiding his powered brother, and battling with the shadowy Global Defense Agency. The story also includes some of the most brutally brutal action scenes the series has ever delivered.

The protagonist's bodily and emotional endurance are repeatedly tested. He must contend with opponents stronger than he is, the aftermath of his battles, and the moral weight of his decisions. Standout storylines for key cast members such as Cecil Stedman and Rex Splode round out a fantastic season.

4. Peacemaker Season 2

James Gunn's irreverent anti-hero show came back with elevated significance within the new DC canon, and season 2 executes on that count. While it successfully establishes foundations for upcoming cinematic universe stories, it also tells a resonant and focused {