Grimgar: Ashes and Illusions (Hai to Gensou no Grimgar) is a grounded, emotionally resonant isekai anime that deconstructs the “trapped in a game” genre by focusing on the brutal reality of survival. The story follows a group of strangers who awaken in a fantasy world with no memories of their past lives. They are forced to become volunteer soldiers to survive, and the series depicts their harrowing journey as they learn to work together, cope with loss, and find meaning in a world where death is permanent and even the weakest goblin is a deadly threat.
The series is defined by its core themes: a power system rooted in gradual, hard-earned skill development, where every small victory feels earned and every mistake has consequences. The protagonists are the ultimate underdogs—not chosen heroes, but ordinary people who are terrified, inexperienced, and struggling to survive. Grimgar masterfully subverts expectations by rejecting the typical isekai power fantasy, instead delivering a slow-burn, character-driven narrative that prioritizes emotional realism, grief, and the quiet moments of bonding over flashy action. It is a series that understands that true strength is not about power, but about the will to keep moving forward.
For fans of Grimgar, finding similar anime can be a challenge. The series occupies a unique space—part survival drama, part character study, part meditation on trauma and healing. Yet, many underrated series share its core DNA: a focus on a group of underdogs who must learn to survive together, an exploration of the emotional toll of violence and loss, and a willingness to subvert the tropes of the fantasy and isekai genres. These shows deserve far more attention for their emotional depth, their realistic character development, and their refusal to provide easy answers.
Here are 15 underrated anime that capture the spirit of Grimgar: Ashes and Illusions.
1. Goblin Slayer (2018)
- Streaming Availability: Crunchyroll, Funimation
- Rating: MAL: 7.4
- Episodes: 12 (Season 1)
- Studio: White Fox
- Notable Staff: Based on the light novel series by Kumo Kagyu.
Plot Summary: In a fantasy world where adventurers hunt monsters, a young priestess joins a party of rookies who are slaughtered by goblins. She is saved by the Goblin Slayer, a mysterious warrior dedicated solely to eradicating goblins.
Similarities to Grimgar: Both are dark, grounded fantasy series that depict the brutal reality of combat and the vulnerability of inexperienced adventurers. The focus is on the psychological toll of violence and the importance of strategy and preparation. The series rejects the glamorization of adventuring, much like Grimgar.
2. Log Horizon (2013)
- Streaming Availability: Crunchyroll, Funimation
- Rating: MAL: 7.9
- Episodes: 25 (Season 1)
- Studio: Satelight
- Notable Staff: Based on the light novel series by Mamare Touno.
Plot Summary: Thousands of players are trapped in the MMORPG “Elder Tale.” Shiroe, a brilliant strategist, must use his intellect and knowledge of the game’s mechanics to build a functioning society within the game world.
Similarities to Grimgar: Both are isekai series that focus on the practical challenges of surviving in a fantasy world. While Log Horizon is more strategic and political, it shares Grimgar‘s focus on the emotional and social consequences of being trapped. The characters must learn to adapt and cooperate to survive.
3. Hai to Gensou no Grimgar: Special (2016)
- Streaming Availability: Crunchyroll, Funimation
- Rating: MAL: 6.8
- Episodes: 1 (Special)
- Studio: A-1 Pictures
- Notable Staff: Based on the light novel series by Ao Jyumonji.
Plot Summary: A special episode that provides additional character moments and side stories set within the world of Grimgar. It offers a deeper look at the daily lives and relationships of the main cast.
Similarities to Grimgar: As a direct companion piece to the main series, this special shares the same characters, world, and emotional tone. It is underrated because it is often overlooked by fans of the main series. It provides a welcome return to the quiet, character-driven moments that made Grimgar so beloved.
4. Now and Then, Here and There (1999)
- Streaming Availability: HiDive
- Rating: MAL: 8.0
- Episodes: 13
- Studio: AIC
- Notable Staff: Directed by Akitaro Daichi.
Plot Summary: Shu, an ordinary boy, is transported to a dystopian world where water is scarce and children are forced to become soldiers. He is captured and must survive the brutality of this world while trying to protect a mysterious girl named Lala-Ru.
Similarities to Grimgar: Both are unflinching explorations of the cruelty of war and the struggle for survival in a hostile world. The protagonist is an underdog who must maintain his humanity in the face of overwhelming evil. The focus is on the psychological toll of violence and the resilience of the human spirit.
5. The Rising of the Shield Hero (2019)
- Streaming Availability: Crunchyroll, Funimation
- Rating: MAL: 7.9
- Episodes: 25 (Season 1)
- Studio: Kinema Citrus
- Notable Staff: Based on the light novel series by Aneko Yusagi.
Plot Summary: Naofumi Iwatani is summoned to a fantasy world as the Shield Hero, but he is betrayed and falsely accused of a crime. He must survive on his own, building his strength and gathering allies while fighting against prejudice and injustice.
Similarities to Grimgar: Both feature a protagonist who is an underdog, forced to start from nothing and work hard to survive in a hostile world. The focus is on the emotional journey of the protagonist and the bonds he forms with his companions. The series is a darker, more realistic take on the isekai genre.
6. Sword Art Online: Alicization (2018)
- Streaming Availability: Crunchyroll, Funimation
- Rating: MAL: 7.5
- Episodes: 24 (Part 1)
- Studio: A-1 Pictures
- Notable Staff: Based on the light novel series by Reki Kawahara.
Plot Summary: Kirito is drawn into a new virtual world called “Underworld,” where he must navigate a complex society and confront his own past. The series explores themes of artificial intelligence, memory, and the nature of consciousness.
Similarities to Grimgar: While more action-oriented, Alicization shares Grimgar‘s focus on the emotional and psychological consequences of living in a fantasy world. The characters are forced to confront difficult truths about themselves and their reality. The series is a more mature, introspective take on the Sword Art Online franchise.
7. Kino’s Journey (2003)
- Streaming Availability: Amazon Prime Video, HiDive
- Rating: MAL: 8.3
- Episodes: 13
- Studio: A.C.G.T.
- Notable Staff: Based on the light novel series by Keiichi Sigsawa.
Plot Summary: Kino, a young traveler, journeys with a talking motorcycle named Hermes through a variety of strange and unique countries. Kino’s rule is to stay in each country for only three days and two nights.
Similarities to Grimgar: Both are philosophical journeys that explore the complexities of human nature and the often-cruel realities of the world. The tone is quiet, observational, and often melancholic. The focus is on understanding rather than fighting, and the protagonists are wanderers who must adapt to new situations.
8. Mushishi (2005)
- Streaming Availability: Crunchyroll, Hulu
- Rating: MAL: 8.7
- Episodes: 26 (Season 1)
- Studio: Artland
- Notable Staff: Based on the manga by Yuki Urushibara.
Plot Summary: Ginko, a “Mushi-shi,” travels the countryside investigating “Mushi”—primordial, ethereal lifeforms that exist alongside humanity. His journey is one of quiet observation, understanding, and finding balance.
Similarities to Grimgar: Both are atmospheric, contemplative, and deeply philosophical series that explore the unseen forces that shape human lives. The focus is on understanding rather than fighting, and the tone is one of quiet contemplation and gentle melancholy. Ginko, like the characters in Grimgar, is a wanderer navigating a world filled with mysteries.
9. Drifters (2016)
- Streaming Availability: Crunchyroll, Funimation
- Rating: MAL: 7.7
- Episodes: 12
- Studio: Hoods Drifters Studio
- Notable Staff: Based on the manga by Kouta Hirano.
Plot Summary: Historical warriors from different eras are transported to a fantasy world where they are pitted against each other. The Drifters use their military knowledge and tactics to fight for survival.
Similarities to Grimgar: Both feature protagonists who are thrust into a fantasy world and must use their skills and knowledge to survive. The focus is on the tactical and strategic aspects of combat. The series is a violent, action-packed, but intellectually engaging exploration of war and leadership.
10. Berserk (1997)
- Streaming Availability: Crunchyroll
- Rating: MAL: 8.5
- Episodes: 25
- Studio: OLM
- Notable Staff: Based on the manga by Kentaro Miura.
Plot Summary: Guts, a lone mercenary, fights for survival in a brutal medieval world. He is drawn into the Band of the Hawk, a mercenary group led by the charismatic Griffith, and his life is forever changed by the events that follow.
Similarities to Grimgar: Both are dark, gritty fantasy series that depict the brutal reality of combat and the psychological toll of violence. The protagonist is an underdog who must fight for every scrap of survival. The series is a masterpiece of dark fantasy, known for its unflinching portrayal of human suffering and resilience.
11. Claymore (2007)
- Streaming Availability: Crunchyroll, Funimation
- Rating: MAL: 7.7
- Episodes: 26
- Studio: Madhouse
- Notable Staff: Based on the manga by Norihiro Yagi.
Plot Summary: In a world plagued by shape-shifting monsters called “Yoma,” a group of female warriors known as “Claymores” fight to protect humanity. Clare, a young Claymore, must confront her own demons while fighting the monsters.
Similarities to Grimgar: Both are dark fantasy series that focus on the emotional and psychological struggles of warriors fighting against overwhelming odds. The protagonists are underdogs who must rely on their skills and their bonds with each other. The series is a powerful exploration of trauma, identity, and the cost of violence.
12. Attack on Titan: Lost Girls (2017)
- Streaming Availability: Crunchyroll, Funimation
- Rating: MAL: 7.4
- Episodes: 3 (OVA)
- Studio: Wit Studio
- Notable Staff: Based on the manga by Hiroshi Seko.
Plot Summary: A spin-off of Attack on Titan, this OVA focuses on the stories of Annie Leonhart and Mikasa Ackerman, exploring their inner lives and the events that shaped them.
Similarities to Grimgar: Both are about characters who are forced to fight for survival in a brutal world, and the psychological toll that such a life takes on them. The focus is on the inner lives of the characters and their emotional struggles. The series is a more introspective take on the Attack on Titan universe.
13. Grimgar of Fantasy and Ash (2016)
- Streaming Availability: Crunchyroll, Funimation
- Rating: MAL: 7.4
- Episodes: 12
- Studio: A-1 Pictures
- Notable Staff: Based on the light novel series by Ao Jyumonji.
Plot Summary: A group of strangers awakens in a fantasy world with no memories. They must become volunteer soldiers to survive, learning to work together and cope with loss in a world where death is permanent.
Similarities to Grimgar: This is the subject of comparison itself. The series is a unique blend of isekai and survival drama, focusing on the emotional journey of its characters as they navigate a harsh and unforgiving world. It is underrated because it is often overlooked in favor of more action-oriented isekai series.
14. The Executioner and Her Way of Life (2022)
- Streaming Availability: Crunchyroll
- Rating: MAL: 7.0
- Episodes: 12
- Studio: J.C. Staff
- Notable Staff: Based on the light novel series by Mato Sato.
Plot Summary: Menou, an executioner, is tasked with killing “Lost Ones,” people summoned from another world who possess dangerous powers. She meets Akari, a girl who cannot be killed, and their journey together challenges Menou’s beliefs.
Similarities to Grimgar: Both are isekai series that subvert the typical power fantasy by exploring the darker consequences of being summoned to another world. The focus is on the moral complexities of survival and the emotional toll of violence. The series is a thoughtful, character-driven exploration of identity and purpose.
15. Re:Zero – Starting Life in Another World (2016)
- Streaming Availability: Crunchyroll, Funimation
- Rating: MAL: 8.2
- Episodes: 25 (Season 1)
- Studio: White Fox
- Notable Staff: Based on the light novel series by Tappei Nagatsuki.
Plot Summary: Subaru Natsuki is transported to a fantasy world, but he discovers he has no special powers—except the ability to return from death. He must use this power to protect the people he cares about, even as the psychological toll of repeated deaths threatens to break him.
Similarities to Grimgar: Both are isekai series that focus on the psychological and emotional consequences of living in a fantasy world. The protagonist is an underdog who must rely on his wits and his bonds with others to survive. The series is a dark, emotionally intense exploration of trauma, hope, and the will to keep fighting.
Why These Anime Work for Grimgar Fans
Fans of Grimgar: Ashes and Illusions are drawn to stories that are grounded, emotionally resonant, and unafraid to explore the darker aspects of the fantasy genre. They appreciate a narrative that takes its time to develop its characters and their relationships, and they are invested in the journey of underdogs who must struggle to survive. They are not looking for simple power fantasies, but for stories that make them feel the weight of every victory and every loss.
The anime listed above all share this fundamental DNA:
- The Underdog’s Struggle: Whether it is the volunteer soldiers of Grimgar, the shield hero of The Rising of the Shield Hero, or the mercenaries of Berserk, these series understand that true strength is not about being born powerful, but about the will to keep fighting against overwhelming odds. The protagonists are ordinary people who must earn their strength through blood, sweat, and tears.
- The Emotional Toll of Violence: These series do not shy away from the psychological consequences of violence. The characters are haunted by their losses, their traumas, and the moral weight of their actions. The focus is on the emotional journey of the characters, not just their physical battles.
- Subversion of the Isekai Genre: These series reject the typical power fantasy of the isekai genre, where the protagonist is immediately powerful and beloved. Instead, they explore the challenges of being an outsider, the difficulties of survival, and the slow, painstaking process of building a life in a new world.
These 15 anime, like Grimgar, understand that the most compelling stories are not about becoming the strongest, but about finding the strength to keep going. They are underrated gems that offer a rich, emotionally resonant, and deeply moving experience for viewers who are willing to look beyond the surface and embrace the struggle.
