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15 Long Anime That Actually Aren’t Worth the Time to Watch

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Not worth the binge.

Nazarii Verbitskiy

TV Shows & Movies - September 5th 2026, 04:00 GMT+2

15. Katekyo Hitman Reborn! (2006–2010)

Before *Katekyo Hitman Reborn!* becomes a respectable battle anime, it spends dozens of episodes behaving like a repetitive school comedy about an infant shooting a teenager. The Varia and Future arcs finally introduce stronger villains, clever abilities, and actual stakes, but even those storylines are stretched across an exhausting 203-episode run. Worse, the anime stops before adapting the manga’s final major arcs. After surviving the painfully slow beginning, viewers are rewarded with a story that simply packs its bags before reaching the real ending. | © Artland

Diane from The Seven Deadly Sins — 14. The Seven Deadly Sins (2014–2021)

The opening seasons of *The Seven Deadly Sins* sell an entertaining cocktail of medieval fantasy, rowdy humor, and absurdly powerful knights. Then the power scaling goes berserk, character deaths lose their meaning, and Meliodas’s romantic behavior becomes increasingly difficult to dismiss as a running joke. A production switch from A-1 Pictures to Studio Deen also brought a noticeable visual decline during battles that should have been spectacular. One hundred episodes is a steep price for watching such a promising adventure gradually lose its magic. | © A-1 Pictures

Black Clover Season 2 — 13. Black Clover (2017–2021)

*Black Clover* eventually becomes much better than its ear-splitting opening episodes suggest, but “eventually” is doing heroic work in that sentence. Asta’s underdog journey has genuine heart, and the Black Bulls develop into a lovable disaster of a squad, yet the weekly schedule leaves behind uneven animation, repetitive comedy, and painfully stretched encounters. After 170 episodes, the original run stops before reaching a proper conclusion. The rewards are real, but viewers must excavate them from beneath an awful lot of familiar shonen machinery. | © Studio Pierrot

12. Inuyasha (2000–2004)

Naraku may be anime’s greatest escape artist, mainly because *Inuyasha* lets him flee at the end of what feels like every third confrontation. Kagome and Inuyasha have terrific chemistry, the feudal setting remains gorgeous, and the supporting cast carries plenty of charm. Unfortunately, jewel shards, romantic misunderstandings, and conveniently surviving villains keep resetting the journey. The original 167 episodes do not even finish the story, leaving *The Final Act* to return years later and sprint through the remaining material with the urgency the earlier series desperately lacked. | © Sunrise

11. One Piece (1999-)

Buried inside *One Piece* is one of manga’s grandest adventures, which makes the television adaptation’s pacing problems especially frustrating. Dramatic staring contests consume entire minutes, recaps repeatedly reclaim valuable screen time, and individual manga chapters are sometimes stretched far beyond their natural breaking point. The anime has improved its production model and remains capable of spectacular highs, but newcomers still face more than 1,100 episodes of wildly inconsistent momentum. Reading Eiichiro Oda’s manga delivers the same phenomenal world-building without making every staircase feel like its own story arc. | © Toei Animation

Sailor Chibi Moon from Sailor Moon — 10. Sailor Moon (1992–1997)

Usagi Tsukino helped redefine the magical-girl genre, but historical importance does not automatically make all 200 episodes essential viewing. *Sailor Moon* repeatedly falls back on disposable monsters, recycled transformation sequences, and villains whose elaborate plans collapse after meeting the same finishing move. Its character relationships and emotional finales remain powerful, particularly in the stronger middle seasons, yet reaching them requires accepting a rigid weekly formula. Nostalgia can make that repetition comforting; newcomers may simply wonder how Tokyo still has citizens willing to leave their houses after dark. | © Toei Animation

Boruto Naruto Next Generations — 9. Boruto: Naruto Next Generations (2017-2023)

*Boruto: Naruto Next Generations* inherited a beloved universe, several fan-favorite characters, and one nearly impossible assignment: persuading viewers that the peaceful world Naruto created needed another enormous anime. Manga-based arcs occasionally deliver, but they sit among lengthy stretches of low-stakes missions, forgettable antagonists, and “anime-canon” material that often behaves exactly like filler. The old generation is regularly weakened to elevate the new one, satisfying neither side. After 293 episodes, Part One ends with the larger story unresolved and the promised continuation still waiting offscreen. | © Studio Pierrot

8. Bleach (2004-2012)

When *Bleach* is operating at full strength, Ichigo looks impossibly cool, the soundtrack does half the emotional acting, and every sword seems to arrive with its own mythology. Keeping that excitement alive across 366 episodes proved harder. Massive filler arcs interrupt the central plot, Hueco Mundo stretches simple pursuits into endurance tests, and battles accumulate extra stages like bosses refusing to accept defeat. The later *Thousand-Year Blood War* adaptation benefits enormously from a seasonal format, inadvertently demonstrating how much sharper the original series could have been with tighter planning. | © Studio Pierrot

Toriko 2011 2014 — 7. Toriko (2011–2014)

A world where professional hunters battle gigantic food monsters should be impossible to make boring, yet *Toriko* repeatedly manages the feat. Its imaginative ingredients and gloriously absurd premise are buried beneath formulaic hunts, inconsistent animation, and a sanitized tone that drains much of the manga’s grotesque energy. The adaptation runs for 147 episodes before abandoning the source material’s remaining story and manufacturing its own conclusion. Anyone curious about Toriko’s Gourmet World adventures will still need to read the manga, making the anime feel like an exceptionally long appetizer. | © Toei Animation

6. Naruto Shippuden (2007–2017)

A war lasting two days should not require what feels like an academic semester to watch. *Naruto: Shippuden* contains tremendous payoffs, including long-awaited confrontations, devastating losses, and some of the franchise’s finest animation. It also deploys flashbacks viewers have already seen, pauses major battles for filler, and keeps adding complications after the final villain appears to have arrived. Across 500 episodes, momentum becomes a rare chakra nature. A carefully edited watch guide can reveal a gripping saga, but needing homework to enjoy an anime is hardly a glowing recommendation. | © Studio Pierrot

Vegeta and Bulma from Dragon Ball Z — 5. Dragon Ball Z (1989-1996)

*Dragon Ball Z* turned screaming, glowing, and refusing to remain dead into a worldwide cultural phenomenon. It also stretched fights beyond parody, surrounded power-ups with episodes of reaction shots, and repeatedly sidelined promising characters once their numbers became too small. The Saiyan and Frieza sagas retain undeniable force, but later battles keep finding new transformations to postpone their endings. *Dragon Ball Z Kai* exists specifically to remove much of that excess, making the original 291-episode version feel like the rough assembly of a much more watchable series. | © Toei Animation

4. Detective Conan (1996-)

Shinichi Kudo can solve a locked-room murder before dinner, yet reversing his transformation has somehow taken more than three decades. *Detective Conan* remains an impressive generator of mysteries, and many standalone cases are cleverly constructed, but watching from the beginning means entering a world where the central conspiracy advances by millimeters. Suspects rotate, alibis collapse, and Conan returns to essentially the same status quo. With over 1,200 episodes available, completion becomes less of a viewing goal and more of an inheritance to leave your children. | © TMS Entertainment

3. Fairy Tail (2009–2019)

The Fairy Tail guild can apparently defeat any enemy provided someone delivers a sufficiently loud speech about friendship first. That warmth gives the anime its appeal, but it also becomes a narrative escape hatch used to resolve fights that once looked unwinnable. Fake-out deaths pile up, fan service barges into serious scenes, and successive villains arrive with frightening reputations only to fold before Natsu’s latest emotional upgrade. After 328 episodes, the repetition overwhelms the camaraderie, turning supposedly dangerous adventures into increasingly predictable victory laps. | © A-1 Pictures

2. Pokemon (1997-)

Ash Ketchum spent decades traveling through new regions while remaining ten years old, which is either delightful fantasy or evidence of an elaborate curse. The *Pokémon* anime was designed for episodic television, not marathon viewing, so gyms, Team Rocket interruptions, and regional resets repeat with only minor adjustments. Strong companions and occasional tournament heartbreaks provide memorable peaks, but Ash’s meaningful progress arrives at a glacial pace. Sampling favorite seasons makes sense; watching his entire 25-year journey turns a charming children’s adventure into the world’s longest commercial break. | © OLM

Yu Gi Oh — 1. Yu-Gi-Oh! (2000–2004)

Watching *Yu-Gi-Oh! Duel Monsters* from beginning to end means accepting that a card game can pause for speeches, flashbacks, rule explanations, and several varieties of ancient Egyptian trauma. Battle City remains tremendously entertaining, while Kaiba’s commitment to being the universe’s pettiest billionaire never disappoints. Beyond those highlights, 224 episodes bring virtual-world detours, anime-original tournaments, and duels that take longer than some actual sporting events. Nostalgia remembers the monsters and catchphrases; a complete rewatch reveals how often the show was simply shuffling for time. | © Studio Gallop

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Starting a long anime is practically a lifestyle choice, especially when hundreds of episodes stand between you and the finale. A sprawling episode count can build an unforgettable world, but it can also disguise endless filler, recycled conflicts, and stories that stopped being interesting several arcs ago. These anime demand a serious commitment without offering enough excitement, payoff, or consistency in return. Your watchlist is already crowded—there is no reason to turn entertainment into unpaid overtime.

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Starting a long anime is practically a lifestyle choice, especially when hundreds of episodes stand between you and the finale. A sprawling episode count can build an unforgettable world, but it can also disguise endless filler, recycled conflicts, and stories that stopped being interesting several arcs ago. These anime demand a serious commitment without offering enough excitement, payoff, or consistency in return. Your watchlist is already crowded—there is no reason to turn entertainment into unpaid overtime.