The Best 10 Science Fiction & Fantastical Series of 2025

How could you accomplish if you had unlimited ability? That's the fundamental question asked by the best science fiction as well as fantastical tales. What if you gained superhuman abilities? Or discovered a revolutionary drug? What about each and every single human became wholly committed to your satisfaction? Would you wield such influence for good, or succumb to your darker instincts?

The series listed herein each grapple with this theme in various manners (with one key exclusion). Detailed here is a list of the ten best installments of sci-fi and fantasy TV from the past year.

10. Your Friendly Neighborhood Spider-Man

A fresh take on Spider-Man
Image: Marvel Animation

Despite over six decades of stories, the web-slinger remains reimagined by fresh talent. This series presents a novel look at the character's formative years, skillfully merging classic source material elements with influences from the broader Marvel universe to create something that feels simultaneously new and deeply compelling.

Instead of being alone or Iron Man as a mentor, this version of the hero develops a evolving relationship with the future Green Goblin, who in this story is merely the CEO of Oscorp. Through their interactions, Peter grows into a true hero, internalizing the iconic lesson of power and great responsibility.

9. Hazbin Hotel Season 2

Theatrical mayhem in the underworld
IMAGE: SpindleHorse

Showrunner Vivienne Medrano's boldly transgressive adult musical series, which sprang from a fan-funded pilot, truly hit its stride in its second season. Building on the game-changing revelations of season 1, the story expands significantly, centering on the ambitious media overlord Vox who seizes command of the situation, igniting a chain of increasingly dramatic conflicts that naturally culminate in elaborate musical numbers.

Although it may lack a single breakout song quite like season one's "iconic tune," that's because each element in season 2 being more complex. The fight sequences, character arcs, and especially the score and songs are collectively more sophisticated. The story moves the main plot forward while providing no shortage of bizarre, unhinged, and simply entertaining fantasy.

8. Daredevil: Born Again

Matt Murdock in action
Photo: Marvel Studios

As a successor to the legendary Netflix show, this series had immense expectations. After significant production issues, the resulting product demonstrates to be worth the wait. The plot follows Matt Murdock once his dual life as Daredevil is publicly revealed, making him vulnerable to foes from his history and new threats in a slightly take of his familiar world.

The premiere is explosive, evoking the intense feeling audiences loved from the original incarnation. While the subsequent chapters explore certain different territory, the season concludes on a strong note, setting viewers keenly awaiting a second installment.

7. Common Side Effects

Stylized characters in a tense moment
Image: Adult Swim

A unexpected 2025 gem, this show could be described as a Breaking Bad filtered through a sensibility of a suburban satire. Helmed by an Adult Swim veteran alongside writer Steve Hely, it follows the saga of a nerdy mycologist who discovers a miraculous mushroom and quickly finds himself pursued by forces including ruthless pharmaceutical executives to federal agents.

Far from being a parody, the show unfolds with the serious intensity of a 1970s conspiracy thriller. Accentuated by trippy visuals and an eerie musical soundtrack, the plot delves into deeper mysteries about the mushroom's true effects. It's a intelligent, beautifully animated, and completely gripping first season.

6. Fallout Season 2

Post-apocalyptic landscape from Fallout
Screenshot: Streaming Service

The hit adaptation of the popular gaming franchise returned with a new season of episodes that expanded its epic lore and expanded its post-apocalyptic world. Although it travels toward the legendary location of New Vegas, the story is not a direct retelling of that title; rather, it continues to explore ideas of authority and freedom.

It expertly juggles several narrative threads and points of view, from Lucy's quest for justice to a knight's reckoning with the ideology of the Brotherhood of Steel. The outcome is a rich detailed and utterly absorbing chapter to the ever-growing wasteland saga.

5. Invincible Season 3

Mark Grayson in a brutal fight
Image: Streaming Service

This bloody and heartfelt adult animation show continues its powerful momentum in its third outing. The hero confronts tremendous pressure on all fronts: training for a looming Viltrumite invasion, mentoring his young sibling, and battling with his shadowy GDA. The story also features some of the most brutally brutal action sequences the series has ever delivered.

Mark's bodily and emotional endurance are repeatedly tested. He must contend with foes more powerful than he is, the aftermath of his battles, and the ethical weight of his choices. Standout storylines for key cast members such as Cecil Stedman and Rex Splode round out a superb season.

4. Peacemaker Season 2

John Cena in gear
Photo: HBO Max

The director's offbeat superhero show came back with increased significance within the new DC canon, and it delivers on that fronts. While it successfully lays foundations for upcoming DCU projects, it also tells a resonant and focused {

Austin Park
Austin Park

A gaming technology analyst with over a decade of experience in slot machine design and regulatory compliance, passionate about innovation in the gaming industry.