Anime Like World Trigger

After a gate to another world opens, Mikado City is invaded by mysterious creatures impervious to traditional weaponry called Neighbors. Shortly after, a military organization called the Border Defense Agency is formed where members use mysterious, unique weaponry known as Triggers to fight back against the invaders.

Years later, Neighbor attacks become more infrequent, but the Border Defense Agency remains vigilant. Osamu Mikumo is a recruit in training who is still not permitted to have a Trigger outside of headquarters. However, when he watches a mysterious new student dragged into a dangerous zone by bullies who are then attacked by Neighbors, he takes action.

Much to his surprise, this new student defeats the Neighbors and reveals that he is actually a humanoid Neighbor in disguise.

Humanity is suddenly under attack by mysterious monsters called Others that descend from the sky and feed on human brains. However, almost as soon as the monsters appeared, a hormone called psionics was discovered in certain individuals that gave them extrasensory abilities that were effective in combating the Others.

To keep humanity safe, the Other Suppression Force was created to recruit those with psionics to fight against the Others.

Among a batch of new recruits is Yuito Sumeragi, son of the nation’s founder who was saved by a woman in the OSF as a boy. To repay the debt, he joined the force, but has discovered that one of his peers bears a striking resemblance to the woman that once saved him many years ago.

Parallel to our world is Magano where the Kegare dwell. Exorcists are sent in to deal with these monsters and cleanse impurities.

One day, a talented young exorcist named Benio is returning to Tokyo in order to meet with the Exorcists Union. On the road, she meets a young exorcist named Rokuro. After seeing some kids being plagued by Kegare, Benio rushes in and drags Rokuro with her. There, she discovers he has skill to rival her own, but refuses to fight.

Being paired up by the head exorcist, they are lauded as the Twin Star Exorcists and prophesied as the future parents of the reincarnation of the Abe no Seimei, who will cleanse the world of Kegare.

It was at a Japanese research facility where an incident known as The Burst occurred. They had created a rapidly expanding, consuming, and self-replicating Matter that quickly took over the area. To this day, the Matter is still being fought back from consuming any further by various task forces.

Aiko Tachibana is one of the few people rescued from the Matter. Due to her exposure, she is under constant medical surveillance, but one day at school new transfer student Yuuya Kanzaki points out a number of inconsistencies about her body.

Among these claims, he also suggests that she knows more than she may believe about the Matter, and is perhaps the key to stopping it. However, learning the truth means making the dangerous journey through the infested gorge to the heart of the incident.

Japanese Self-Defense Force solider and otaku Youji Itami is in the Ginza district of Tokyo feeding his hobby one afternoon when a gate to another world opens and medieval soldiers flood modern day Japan.

While Itami, in conjunction with the local police, manage to save many civilian lives, his hero status forces him to go beyond the gate with his fellow soldiers to explore a mysterious new world filled with swords, magic, elves, and dragons.

After a mysterious virus killed every human over 13 years old, the vampires rose up with a promise to protect the survivors. The only thing they asked in return is donations of blood.

For Yuuichirou and Mikaela, they have grown tired of being livestock and pose a daring escape plan. It ultimately fails with only Yuuichirou left alive. However, after joining up with a mercenary company, he swears vengeance on the vampires, no matter the cost.

In the year 2071, humanity has been pushed to the brink of extinction by man-eating monsters called Aragami. Immune to traditional weapons, they roam the land, but an organization called Fenrir with it’s human-hybrid God Eaters are the only ones capable of killing these Aragami.

Lenka is a new God Eater who must master his powers in order to have any hope of fulfilling his wish to wipe out the Aragami once and for all.

One day, the sky split open and aliens known as Unknown poured in for a brutal attack. To keep humanity’s future safe, children were rounded up and put into cryosleep during the war.

Years later, humanity has been pushed to the brink and found that the children they put in cryosleep have awakened with unique supernatural powers that allow them to fight back against the Unknown. The most powerful among them were given cities to govern, but over time, petty rivalries has seen what should be a strong alliance fracture.

However, with the Unknown ramping up their attack, it is either learn to work together or face the end of the human race.

In the year 2021, a parasitic virus has ravaged humanity by turning them into monsters, driving the remaining humans into massive walled cities.

However, while a special metal can keep these monsters at bay and fight them, children are already being born with the virus dormant within them. It is decided that these “cursed children” are humanity’s best hope for fighting the virus.

One night, sixteen-year-old Shinichi Izumi was peacefully sleeping when a race of parasitic aliens descended on Earth.

One parasite infects Shinichi, trying to get to his brain to take over his body, but ends up getting stuck in his right hand. Unable to relocate to the brain, the alien, named Migi, now has no choice but to learn to coexist with Shinichi in his body in order to stay alive.

Unfortunately, the other parasitic aliens are not so friendly with humans or to parasites that failed to complete their mission.

Facing imminent extinction, humanity retreated behind a series of tall, thick walls to escape their most dangerous threat – massive human-like Titans with a taste for human flesh.

With an enemy that eats humanity for fun rather than food, they are constantly threatened. As such, it is the duty of every human to defend the species.

Enter Eren Yegaer who, after his village was destroyed by Titans breaching the outer wall, he and his adopted sister Mikasa join the Survey Corps. They are one of three factions of the military that scouts and combats Titans outside the walls.

After joining in the brutal war, Eren discovers a secret about himself that could unravel what the world thinks they know about Titans.

For years, grotesque giant monsters have appeared suddenly to attack Japan. To combat the destructive threat, the Defense Corps was established to fight them and the Professional Kaiju Cleaner Corporation was created to clean up the massive remains.

Kafka Hibino is a middle-aged man who works as a sweeper cleaning up remains despite his big childhood dreams of becoming a Defense Corps member with his childhood friend. While his friend thrives as a powerful asset in the Defense Corps, Kafka has failed the recruitment exam numerous times.

After meeting an ambitious new recruit to his sweeper unit named Reno, a kaiju attack leaves them both in the hospital where a small, parasitic kaiju embeds himself in Kafka and turns him into a monster.

With Reno’s help, Kafka is able to flee and eventually transform back into a human, but he is left with the ability to become a kaiju at will and has access to superhuman abilities that he can use to fight kaiju.