Best Fantasy Anime to Watch Free & Legally

In a world where the Demon King has been defeated, a legendary hero's party, comprising Himmel, Heiter, Eisen, and Frieren, shares unforgettable moments of camaraderie through their decade-long odyssey. But for Frieren, the elven mage, this fleeting chapter in her life is merely a blip on the radar of her centuries-long existence. As the party disperses, Frieren returns to her solitary routine, collecting spells across the land, seemingly unaffected by their shared experiences. Years pass, and Frieren's perspective on her time with the party begins to shift. The loss of two dear companions serves as a poignant reminder of the value of human connections. Tormented by regret, Frieren resolves to deepen her understanding of humanity and forge genuine bonds. As she navigates this new path, she discovers that the story of their legendary quest has only just begun to unfold.

In the aftermath of a devastating alchemy experiment gone wrong, brothers Edward and Alphonse are left to confront the harsh consequences of their actions. The tragic loss of their mother has left them with physical and emotional scars, as Alphonse's body is now nothing more than a mere shell, and Edward is left with a prosthetic leg and arm. Rescued by their neighbor Pinako Rockbell and her granddaughter Winry, a brilliant bio-mechanical engineer, the brothers begin their arduous journey to restore their bodies and souls. Their quest leads them to seek out the Philosopher's Stone, a powerful gem rumored to defy the fundamental laws of alchemy. As Edward becomes a renowned alchemist, earning the nickname "Fullmetal," the brothers find themselves entangled in a complex web of intrigue and deception that threatens the very fabric of their world. With each step forward, they uncover dark secrets and face formidable foes, pushing their resolve and determination to the limit. As the stakes grow higher, the Elric brothers must confront the true nature of their craft and the devastating consequences of their own desires. Will they be able to overcome the odds and restore their bodies, or will their pursuit of the Philosopher's Stone ultimately lead to their downfall?

In a world where danger lurks around every corner, a select group of individuals known as Hunters take on the most daunting tasks, from exploring uncharted territories to battling mythical creatures. But before they can join their ranks, aspiring Hunters must first survive the grueling Hunter Examination, a trial by fire that claims the lives of most who dare to attempt it. For 12-year-old Gon Freecss, the driving force behind his determination to become a Hunter is personal he:'s on a quest to find his missing father, a renowned Hunter who has abandoned him. With a burning desire to reunite with his father, Gon sets out to prove himself worthy of the Hunter mantle. As Gon navigates the treacherous Hunter Examination, he forges unlikely bonds with a diverse group of individuals, each with their own motivations and secrets. There's Leorio, a medic-in-training driven by a desire for wealth and status; Kurapika, a vengeful young man consumed by a burning hatred; and Killua, a former assassin with a troubled past. United by their shared goal of becoming Hunters, this mismatched group of adventurers embarks on a perilous journey that will test their limits and push them to the brink of disaster.

In a world where the legendary One Piece treasure holds the key to becoming the supreme ruler of the seas, a young and fearless pirate named Monkey D. Luffy sets out on a perilous journey to claim it. With his extraordinary abilities and unwavering determination, Luffy is a force to be reckoned with, taking on formidable foes and overcoming treacherous obstacles along the way. The enigmatic King of the Pirates, Gol D. Roger, sparked a global phenomenon by revealing the location of his vast treasure before his demise, sparking a frenzy among pirates to find the elusive One Piece. Despite the countless failures and tragic losses, Luffy remains undeterred, driven by his unshakeable spirit and an unquenchable thirst for adventure. As Luffy navigates the unpredictable waters, he attracts a motley crew of misfits and outcasts, each with their own unique talents and quirks. Together, they face a series of heart-pumping challenges, battling fearsome enemies and discovering hidden wonders that will test their mettle and push their bonds to the limit.

In the depths of the earth lies the enigmatic Abyss, a vast chasm teeming with ancient secrets and mysterious creatures. For centuries, brave Divers have ventured into its unknown regions, driven by an insatiable curiosity about the Abyss's origins and the secrets it holds. Among them are the legendary White Whistles, celebrated heroes who have pushed the boundaries of human exploration. Riko, the daughter of the legendary Lyza the Annihilator, is determined to follow in her mother's footsteps and uncover the secrets of the Abyss. As a novice Red Whistle, she's only allowed to explore the upper layers, but her chance encounter with a mysterious robot boy, Reg, sets her on a journey to uncover the truth about his creation and the Abyss's darkest depths. Reg, however, has no memory of his past, and together they embark on a perilous quest to recover his memories and reach the bottom of the Abyss. As they delve deeper into the unknown, they'll encounter treacherous landscapes, ancient ruins, and hidden dangers. But the harsh reality of the Abyss is only beginning to reveal itself, and Riko and Reg must confront the unforgiving environment and the secrets it holds if they hope to uncover the truth about Reg's past and the mysteries of the Abyss.

In a world where mercenaries roam free, a young warrior named Guts earns his living by taking on high-paying jobs. Carrying a massive greatsword, Guts is a force to be reckoned with on the battlefield. His restless nature leads him to join the Band of the Falcon, a group led by the charismatic and cunning Griffith. The two engage in a fierce duel, with Griffith emerging victorious. As a condition of his defeat, Guts joins the Band of the Falcon, and over the next three years, he rises through the ranks to become one of its most formidable commanders. Guts' skills in combat are unmatched, and he single-handedly takes down entire groups of enemies. With Griffith's strategic leadership, the Band of the Falcon becomes nearly invincible on the battlefield. However, a dark and ominous presence begins to loom on the horizon, threatening to upend Guts' life and the very fabric of his world. As the stakes grow higher, Guts finds himself torn between his loyalty to Griffith and the growing sense of unease that something is terribly wrong. The stage is set for a brutal and unflinching exploration of the human condition, as Guts confronts the horrors that lie in wait and the true nature of his existence.

In the depths of the Abyss, Riko has emerged victorious from the trials of Idofront, now wielding the coveted White Whistle. With her newfound access, she sets out to conquer the sixth layer, the enigmatic Capital of the Unreturned, alongside her trusted companions Reg and Nanachi. As they delve into the uncharted territory, they stumble upon the remnants of the mythical Golden City, hidden within the ruins of a forgotten civilization. As they navigate the unforgiving landscape, the trio faces off against formidable creatures and treacherous terrain, their resolve tested by every step. Their journey ultimately leads them to a peculiar village, inhabited by the eerie "hollows." Despite the ominous atmosphere that surrounds them, Riko and her companions press on, driven by a burning curiosity to unravel the secrets of the settlement and the forgotten legacies of those who dared to venture into the Abyss's darkest depths.

In a labyrinthine dungeon, knight Laios Touden and his companions embark on a perilous quest to rescue his sister, Falin, from a powerful dragon's belly. When Falin's advanced magic allows her to revive and send her brother back to the start, Laios is determined to save her before it's too late. Despite the odds, he's joined by loyal allies Marcille, an elven mage, and Chilchuck, a halfling locksmith, who together face the daunting challenge of traversing the treacherous dungeon without the means to sustain themselves. As they navigate the dungeon's deadly traps and formidable foes, the party's survival hinges on their ability to scavenge for food and supplies. Enter Senshi, a dwarven warrior with a passion for cooking and a knack for turning defeated monsters into delectable dishes. With Senshi's culinary expertise, the group discovers that the art of gourmet dining can be a powerful motivator and a means to forge deeper bonds with one another. As they delve deeper into the dungeon, Laios and his companions must confront the harsh realities of their situation while learning to appreciate the simple pleasures of life, like a well-cooked meal. Will they be able to overcome their challenges and rescue Falin before it's too late, or will the dungeon's dangers prove too great to overcome?

In a world where hunters are revered for their bravery, Sung Jin-Woo is shunned for being the weakest of them all. But with his newfound supernatural abilities, he's rapidly ascending the ranks. As dungeon-related incidents escalate, Jin-Woo's exceptional skills become increasingly hard to conceal. When he and a handful of fellow low-ranked hunters narrowly escape a treacherous dungeon, they inadvertently spark the interest of powerful hunter guilds. Amidst the growing attention, a mysterious hunter returns after a decade-long disappearance, bearing a chilling prophecy of an impending catastrophe. As the stakes grow higher, Jin-Woo must continue to level up and push himself to the limit to achieve his ultimate goal: saving the life of his mother and ensuring his own survival in a world on the brink of chaos.

In the midst of the Fourth Holy Grail War, a fragile alliance is forged among the remaining Servants and their Masters to confront a looming threat that imperils Fuyuki City. However, this uneasy truce is short-lived as Masters reveal their willingness to stoop to any level to emerge victorious, no matter the cost. As tensions rise, Kiritsugu Emiya's utilitarian approach to heroism begins to strain his bond with Saber, who embodies a more traditional sense of chivalry. Meanwhile, Kirei Kotomine's quest for purpose takes an unexpected turn as he forms a mysterious connection with one of the remaining Servants. As the war reaches its climax, the distinction between triumph and defeat becomes increasingly blurred, and the true cost of victory begins to exact a devastating toll.