Anime Like Terra Formars: Bugs 2-hen

Parasitic aliens descend from space to infiltrate Earth, seizing human brains to transform their hosts into predators. When seventeen-year-old Shinichi Izumi narrowly avoids full possession, a parasite named Migi fails to reach his brain and instead takes control of his right hand. Deprived of its primary objective, Migi must depend on Shinichi for survival, binding them in an uneasy alliance as they confront other dangerous parasites intent on eradicating this deviation from their kind.

Think your life is bad? Sometimes death is worse. There's no salvation, no peace, and no god waiting to take you under their wing. But a god? Maybe you're referring to that huge black sphere stuck in the room with you. Now you're thrust into a game, battling green aliens and robotic monsters for a shot at survival. When Kei Kurono is killed, he ends up in exactly such a game—a trial of his abilities, morals, and will to live. His life no longer belongs to him, and his death is spat on and trampled again and again. What happens if he refuses to obey? God knows. A fair warning: Gantz isn't for the weak-hearted, nor is it as straightforward as it appears. Gore, rape, and violence run rampant, as do depictions of greed, cruelty, and every ugly aspect of today's society.

In the 21st century, humanity dispatched algae and cockroaches to Mars to begin terraforming the planet, relying on their resilience against its harsh environment. These species adapted beyond expectations. By the 26th century, Earth is ravaged by the deadly Alien Engine Virus, with its cure rumored to exist only on Mars. However, Mars is now inhabited by the "Terraformars," intelligent and powerful humanoids that evolved from the original cockroaches. To counter this threat, the genetically enhanced Annex I team, composed of one hundred individuals modified with traits from Earth’s most resilient organisms, is sent to Mars. Their mission is to locate the source of the Alien Engine Virus and save humanity, sparking a perilous struggle for survival among the crew.

Kurono Kei and his former elementary school classmate Kato Masaru have made it through the first two missions sent by the mysterious black sphere known as Gantz. Exploding limbs, fighting to survive until the final seconds, and watching their fellow comrades fall in pools of blood and viscera have become routine for them. They now understand that Gantz can summon them along with any new recruits at any moment for another encounter with aliens. Will Kato's experiences inside the Gantz world give him the same bravery in the real world? With fellow veteran Gantz player Kei Kishimoto currently living at Kurono's place as his "adopted pet," can Kurono resist his growing desire for her breasts? What the hell is Gantz?

In "Gantz:O," death does not mark the end if one can survive the trials set by the mysterious black sphere known as Gantz. Masaru Katou, a courageous and kind-hearted student, is fatally stabbed on his way home to celebrate his younger sibling's birthday. Waking up in a small room with a view of Tokyo, he finds himself joined by others in what seems to be a preparation area for a dangerous game where their lives are at stake. Before he can grasp the situation, Masaru is given a gun and sent to the center of Osaka with a clear objective: eliminate all encountered aliens. Teamwork becomes essential as Masaru allies with Yoshikazu Suzuki, an elderly companion; Reika Shimohira, a popular idol; and Jouichirou Nishi, a distant yet experienced partner. Together, they must face their deepest fears to ensure survival and return to their former lives, including Masaru's desire to see his brother again.

In Terra Formars: Revenge, the Annex I crew persists in their struggle against the Terraformars—enormous humanoid cockroaches that developed from samples initially sent to Mars. Instead of discovering a remedy for the devastating Alien Engine Virus ravaging Earth, the Annex I team finds that various squads are motivated by their own nationalistic objectives. Consequently, the fighters must battle both the Terraformars to stay alive and one another in an endless pursuit of global supremacy.

In "King of Thorn," a lethal virus called Medousa spreads worldwide, turning people to stone with no known cure, pushing humanity to the brink of extinction. The only hope lies in Venus Gate Corporation's bold initiative: placing 160 individuals into deep cryogenic stasis for up to a century, awaiting a potential remedy. Among those chosen is Kasumi Ishiki, who is deeply distressed by the thought of being separated from her twin sister, Shizuku. Despite her anxiety, they cling to the hope of eventual reunion. When Kasumi awakens, reality is nothing like she expected. The cryo-facility is overrun with thorny vines, and monstrous creatures threaten the few survivors. Most of the awakened are lost to the chaos, but Kasumi endures alongside a handful of others. Together, they navigate the labyrinthine facility, determined to uncover the truth behind the Medousa virus and expose Venus Gate Corporation's hidden motives.

With the Mars mission ending, a number of Terraformars succeed in arriving on Earth, escalating the conflict. Survivors from ANNEX-I, joined by fresh forces, are compelled to protect the world from the increasing threat of the roaches.

In a future where Earth's population has exceeded sustainable limits, humanity ventures into space searching for a new home. But an abrupt shift in the moon's orbit triggers a series of devastating earthquakes that ravage the planet for decades, pushing civilization to the edge of collapse. After the world stabilizes, the survivors emerge into a landscape that feels both alien and familiar. The central question remains whether the previous masters of the land can hold onto their power in this radically altered world.

In Tokyo, a concealed threat exists in the form of ghouls—beings that appear human and integrate seamlessly into society. Ken Kaneki, a reserved university student dedicated to his studies, remains oblivious to this rising peril until he encounters Rize Kamishiro, an enchanting woman who asks him on a date. As they head home, Kaneki uncovers Rize's true nature when she exposes her lethal intent. Following a brutal confrontation, he awakens in a hospital to learn that his life was saved by transplanting Rize's organs, a procedure that has fundamentally altered his physiology. As his body undergoes disturbing transformations, Kaneki becomes a hybrid of human and ghoul. While striving to retain his humanity, he finds himself caught in the intensifying war between ghouls and the government forces committed to their extermination.

In Tokyo Ghoul √A, Ken Kaneki slowly begins to accept his ghoul nature, a side of himself he previously dreaded and denied. Following a traumatic ordeal of imprisonment and torture, Kaneki chooses to join Aogiri Tree, the brutal ghoul faction that first kidnapped him, a decision that leads his friends to mistrust his allegiance and wonder about his real intentions. As tensions rise between humans and ghouls, the Commission of Counter Ghoul, the government's specialized anti-ghoul force, ramps up its mission to wipe out all ghouls in Tokyo. This escalating danger threatens the delicate balance held by Kaneki's friends and former comrades at the Anteiku coffee shop. Knowing the stakes, Kaneki engages in a series of battles that challenge the very last remnants of his humanity.

In the 22nd century, Japan operates under the Sibyl System, which measures an individual's criminal potential via their Psycho-Pass. This technology allows Inspectors to identify and neutralize societal threats, frequently using lethal force, while being supported by Enforcers—ex-convicts given conditional liberty to aid the Inspectors. Akane Tsunemori, a principled young Inspector, enters this environment with a steadfast belief in justice. Partnering with the experienced Enforcer Shinya Kougami, she begins to notice flaws in the Sibyl System's judgments, undermining her initial convictions. As she grapples with these revelations, Akane starts to question the true essence of justice and whether it can truly be realized through a system that might be fundamentally defective.

In Elfen Lied, Lucy is a Diclonius, a subspecies marked by horns and invisible telekinetic arms that made her a target of brutal government experiments. When she finally finds a chance to escape, the years of her captivity and suffering have twisted her mind, leading to a bloody slaughter of her captors as she breaks free. During her frantic flight, a severe head injury fractures her psyche, creating a second, childlike personality who is barely able to speak. In this vulnerable state, she is found by Kouta and his cousin Yuka, college students who unknowingly take the injured fugitive in. Their compassion sets off a chain of events that pulls them into a hidden world of government secrets and conspiracy.

The sudden reanimation of the dead plunges Japan into widespread chaos. When zombies breach a high school, Takashi Kimuro is compelled to put down his closest friend after the infection turns them into the undead. Vowing to protect Rei Miyamoto, the girlfriend of the person he was forced to kill, the two escape the hazardous school and find themselves in a world already crumbling. Joining forces with other survivors, Takashi and Rei embark on a journey to locate their loved ones and uncover the origin of the zombie outbreak. Their group consists of Saeko Busujima, the elegant captain of the Kendo Club; Kouta Hirano, an otaku with a deep fascination for firearms; Saya Takagi, the daughter of a prominent politician; and Shizuka Marikawa, the attractive school nurse. Despite their combined efforts, they must still wonder if their skills are sufficient to endure the relentless zombie apocalypse.

Ganta Igarashi begins an ordinary day preparing for a school excursion to Deadman Wonderland, an amusement park where incarcerated performers stage perilous shows for spectators. However, his routine is shattered when a figure cloaked in red brutally massacres his entire class. Wrongfully accused and sentenced to death, Ganta is incarcerated within the very facility he was meant to tour. Thrust into a harsh environment populated by vicious inmates and bizarre supernatural abilities, Ganta is forced to wear a lethal collar that only deactivates when he succeeds in the prison's deadly competitions. To endure this treacherous setting where trust is scarce, he must constantly gamble with his life while hunting down the enigmatic "Red Man" to clear his name.

Two years after the CCG's raid on Anteiku, Tokyo has changed under the organization's intensified watch. Despite these measures, ghouls continue to pose a severe danger, especially the terrorist faction Aogiri Tree, which has become more wary of the CCG's expanding influence. In response, the CCG created the Quinx Squad, an elite unit of humans surgically modified to possess ghoul abilities for hunting these threats. The squad is led by Haise Sasaki, a half-ghoul, half-human trainee of the legendary special class investigator Kishou Arima. Yet Haise harbors repressed memories that are slowly returning, offering flashes of his past self.

In the aftermath of the Tsukiyama family's destruction, the Commission of Counter Ghouls (CCG) escalates its efforts to eradicate every ghoul in Japan. Haise Sasaki, having left the Quinx Squad, accepts perilous missions for the CCG with a cold and unyielding determination. Yet beneath this emotionless facade, fragments of Ken Kaneki's memories begin to resurface, causing deep internal conflict that impacts those around him. The Quinx Squad finds itself struggling in Haise's absence, grappling with the void left by their former leader and mentor. Despite their personal desires, both the squad and Haise are compelled to continue their duties within the CCG. Simultaneously, Haise uncovers evidence of a clandestine group operating behind the CCG's scenes, while the Quinx Squad hears whispers suggesting corruption within the organization itself.

In 1988, a young boy with psychic abilities triggers a catastrophic explosion that destroys Tokyo and ignites World War III. To avert future disasters, he is captured and hidden from the public. Thirty years later, the reconstructed Neo-Tokyo is ravaged by gang violence and anti-government unrest. Shoutarou Kaneda leads "the Capsules," a notorious gang known for their oversized custom motorcycles and their bitter feud with "the Clowns." During a confrontation with their rivals, Kaneda's best friend, Tetsuo Shima, collides with an esper escaping a government facility. This incident awakens Tetsuo's dormant psychic powers, which quickly spiral out of control. As authorities struggle to contain this new threat to the city, Tetsuo becomes increasingly powerful, transforming into the epicenter of the escalating chaos.

During the industrial revolution, a mysterious virus spawns terrifying creatures called Kabane that devour humans. These monsters can only be slain by shattering their iron-encased hearts, and anyone bitten inevitably transforms into a Kabane. One of the few remaining human bastions is the island fortress of Hinomoto, shielded by massive walls that repel constant assaults. Entry to these fortified havens relies on armored trains run and maintained by young people like Ikoma. Ikoma has crafted a potent weapon capable of piercing a Kabane's heart and is keen to put it to the test. Yet, his chance to battle arrives far sooner than he anticipated.

Around the year 2011, a segment of humanity began to manifest telekinetic abilities called Cantus. A millennium later, in the village of Kamisu 66, Saki Watanabe is the final member of her cohort to awaken these powers and enter the Sage Academy, an institution dedicated to Cantus users. Despite every student possessing such abilities, true equality remains elusive; shortly after Saki starts her education, a classmate deemed less powerful vanishes without a trace. While returning home with her companions—Maria Akizuki, who is resolute; Shun Aonuma, recognized for his intellect; Satoru Asahina, keen and perceptive; and the shy Mamoru Itou—Saki encounters two strange creatures known as Monster Rats. These mole-like entities revere Cantus users as kami. When Saki employs her power to assist one, she is greeted with profound gratitude. As Saki contemplates the role of Monster Rats in their society, she and her friends uncover yet another disappearance. With each passing day, they delve deeper into the surrounding enigmas, gradually realizing that the seemingly utopian new world hides the grim realities of human history.

Ichirou Inuyashiki, a 58-year-old man, endures a bleak existence plagued by chronic back pain and the emotional neglect of his wife and children. His sole solace comes from Hanako, a stray Shiba Inu he rescued. His circumstances deteriorate further upon receiving a stage four stomach cancer diagnosis with a mere three-month prognosis. Though he attempts to remain resilient, his family's icy demeanor drives him to the brink. Seeking tranquility, he visits a nearby field with his dog, where an enigmatic figure suddenly appears. Suddenly, a brilliant flash of light and debris engulfs Ichirou. Upon awakening, he discovers his body has been transformed, now housing a concealed mechanical weapon. Initially stunned, the benevolent Ichirou swiftly employs his new powers to save a life, an act that restores his vitality and sense of purpose. The origin of these abilities remains a mystery. Who was the mysterious individual at the site of the explosion, and do their motives align with Ichirou's desire to aid others despite possessing such formidable strength?

In this sequel to the sci-fi psychological drama, Akane Tsunemori continues her duties as an inspector, executing the Sibyl System's judgments. She is joined by new enforcers and Mika Shimotsuki, a dedicated junior inspector who faithfully adheres to Sibyl. As Akane contemplates her responsibilities and starts to question the correctness of Sibyl's decisions, a mysterious threat emerges. An unknown attacker has discovered a method to manipulate the Crime Coefficient, the metric the Sibyl System uses to evaluate mental stability and identify potential criminals. Exploiting this flaw, the assailant commits murder and leaves a cryptic message—"WC?"—written in blood at the scene. Division 01, including Akane, becomes embroiled in a dangerous struggle against this new enemy. They uncover a conspiracy that challenges the validity of the Sibyl System and undermines the very core of Akane's convictions.

In a future where advanced AIs have ignited a genocidal war against humanity, resulting in a landscape of blood and charred bodies, a scientist takes a desperate measure to avert this grim destiny. By traveling back a century, they discover a society deeply intertwined with AIs, all operating under strict regulations. Among them is Vivy, the first autonomous AI, created as a singer to spread happiness through her music. Even while performing in a nearly empty theme park, Vivy dedicates her full effort to every show, adhering to a repetitive schedule. Her routine is disrupted when an AI from the future appears, recruiting her to prevent an impending century-long conflict. Bearing the weight of a dystopian future, Vivy embarks on a journey through time to alter the course of events that have already spiraled out of control.

In the neon-drenched city of Kansai, where cybernetic billboards mask a dark criminal underworld with the illusion of a technological utopia, outlaws known as Akudama operate from the shadows. While the Kansai police prepare to publicly execute Cutthroat, a notorious murderer responsible for 999 deaths, a mysterious message reaches select high-ranking Akudama offering a massive bounty for Cutthroat's release. An unknown entity then initiates a scheme that gathers these dangerous figures, transforming the planned execution into a scene of intense, chaotic violence.