The Best 10 Science Fiction & Fantastical Series of 2025

How would you do with unlimited control? This is the fundamental inquiry posed by the greatest science fiction and fantastical narratives. What if you were granted superhuman abilities? Perhaps discovered a life-altering drug? What about every other person became wholly committed to your personal happiness? Would you use that power for the greater good, or give in to your own darker impulses?

These series featured below all grapple with this concept in distinct manners (aside from one key exception). Presented here is our list of the ten most outstanding installments of science fiction and fantasy television from 2025.

10. Your Friendly Neighborhood Spider-Man

An innovative take on Spider-Man
Image: Marvel Animation

Even after more than 60 years of history, Spider-Man is constantly reimagined by fresh creative voices. Your Friendly Neighborhood Spider-Man presents a novel perspective at the hero's formative days, skillfully merging essential source material elements with influences from the broader Marvel universe to create something that feels simultaneously new and deeply compelling.

Instead of operating solo or having Tony Stark as a mentor, this version of Peter Parker develops a complex relationship with the future Green Goblin, who in this story is still just the head of Oscorp. Across their interactions, Peter becomes his own man, learning the iconic lesson of great power and responsibility.

9. Hazbin Hotel Season 2

Theatrical mayhem in the underworld
IMAGE: Animation Studio

Showrunner Vivienne Medrano's audacious adult musical-comedy show, which originated as a crowdfunded pilot, fully found its footing in its second season. Building on the climactic events of the first season, the narrative broadens significantly, centering on the ambitious TV demon Vox as he takes command of the situation, igniting a chain of ever-more dramatic confrontations that inevitably culminate in show-stopping musical numbers.

While it might not have a one viral hit on the level of the first season's "Loser, Baby," this is due to everything in season 2 being more ambitious. The action, character development, and especially the music are all more sophisticated. The season advances the main plot dramatically while delivering no shortage of weird, wild, and ultimately fun dark fantasy.

8. Daredevil: Born Again

Matt Murdock in action
Image: Marvel

As a successor to the legendary Netflix show, this series faced enormous shoes to fill. Despite well-documented production challenges, the resulting product demonstrates to be worth the effort. The story centers on Matt Murdock once his secret identity as Daredevil is exposed, leaving him a target to enemies from his past and present in a slightly take of his familiar setting.

The first episode is explosive, evoking the intense feeling fans cherished from the original series. Although the subsequent episodes venture into some different territory, the season concludes powerfully, setting viewers eagerly awaiting a second installment.

7. Common Side Effects

Stylized characters in a dramatic scene
Visual: Adult Swim

An surprising 2025 gem, this show could be described as a Breaking Bad filtered through the humor of a suburban satire. Created by Joe Bennett and writer Steve Hely, it tells the saga of a nerdy fungi expert who discovers a curative mushroom and quickly finds himself pursued by everyone from unscrupulous Big Pharma CEOs to government agents.

Despite being a parody, the show plays out with the serious intensity of a classic paranoia film. Accentuated by trippy visuals and an unnerving score, the plot explores bigger mysteries about the substance's true effects. It's a smart, visually striking, and completely gripping first season.

6. Fallout Season 2

Wasteland vista from the series
Screenshot: Streaming Service

This hit series of the popular gaming franchise returned with a second season of episodes that deepened its sprawling mystery and broadened its nuclear wasteland setting. Although it ventures toward the legendary location of New Vegas, the season is far from a direct retelling of that game; rather, it further explore themes of authority and freedom.

It expertly juggles several narrative threads and perspectives, from Lucy's quest for answers to Maximus's struggle with the dogma of the his faction. The outcome is a deeply layered and utterly absorbing chapter to the expanding wasteland saga.

5. Invincible Season 3

Mark Grayson in a brutal fight
Image: Streaming Service

This bloody and heartfelt adult animation series continues its winning streak in season 3. Mark Grayson faces tremendous pressure on every side: training for a looming Viltrumite invasion, guiding his powered brother, and clashing with his shadowy GDA. The season also includes some of the most brutally intense fight scenes the show has yet produced.

Mark's bodily and emotional endurance are repeatedly tested. He must grapple with foes stronger than himself, the aftermath of his battles, and the ethical burden of his decisions. Excellent arcs for supporting characters such as Cecil Stedman and Rex Splode round out a fantastic installment.

4. Peacemaker Season 2

John Cena in costume
Image: HBO Max

The director's irreverent superhero series returned with elevated importance within the revamped DC universe, and season 2 delivers on both count. While it successfully lays groundwork for upcoming DCU projects, it primarily tells a powerful and self-contained {

Wanda Poole MD
Wanda Poole MD

Environmental scientist and writer passionate about green living and sustainable practices.