World Trigger is a story about Yuuma Kuga, who joins the Border Defence Agency in the earth invaded by unearthly monsters called “Neighbors.”
But while saving Osamu, a comrade in the agency, his true identity as a humanoid neighbor was revealed, followed by the secrets behind the neighbor’s invasion.
This story revolves around the friendship of two different species who fight against the invading neighbors, to save humanity.
So, let’s begin with the top 10 list of anime that resembles World Trigger.
Nobunagun displays the might of Oda Nobunaga through a gun possessed by his soul to destroy space invaders.
NobunagunAir Date: January 5, 2014 Status: Finished Studio: Bridge No. of Seasons: 1 No. of Episodes: 13
While on her trip to Taiwan, Shio Ogura was attacked by space invaders known as Evolutionary Invasion Object. On her brink of losing hope, the agents of DOGOO, an organization established for tackling such invasions, arrive.
The monsters can only be killed by weapons possessed by the spirits of historical warriors. And, the agents known as “E-Gene Holders” are wielders of these weapons.
Soon while trying to save her friend from a monster, Shio was revealed as one of the E-Gene Holders when she awakened the soul of Oda Nobunaga in a gun.
Black Bullet deals with humanity’s survival in a world plagued with monsters created by a virus.
Black BulletAir Date: April 8, 2014 Status: Finished Studio: Kinema Citrus, Orange No. of Seasons: 1 No. of Episodes: 13
Humanity is forced to live within the walls of the Monolith composed of Valarium that strongly repels the parasitic virus “Gastrea.” The parasitic virus turns humans into monsters soon after infecting them.
Ironically, the ones who can fight these monsters are female children whose bodies possess this virus in a limited quantity. Generally known as “Initiators” they have extraordinary abilities.
And those who support the Initiators on the missions are known as Promoters. To protect their city, Enju, an Initiator, along with her promoter Satomi teams up to eliminate them.
God Eater deals with one of the coolest weapons in a world hit by man-eating monsters.
God EaterAir Date: July 12, 2015 Status: Finished Studio: ufotable No. of Seasons: 1 No. of Episodes: 13
Humanity is on the brink of extinction due to “Aragami,” a man-eating monster that can only be killed by “God Eaters,” the special humans infused with Oracle cells through the help of God Arc, a weapon.
Fenrir is an organization of God Eaters built to save humanity. Lenka Utsugi uses a god arc that has taken the form of both blade and gun. To fulfill his desire to wipe out Aragami, he must master one of Fenrir’s greatest weapons.
Kekkaishi beautifully displays one’s resolve to bring peace in the world by eliminating those who possess a threat.
KekkaishiAir Date: October 16, 2006 Status: Finished Studio: Sunrise No. of Seasons: 1 No. of Episodes: 52
After being sealed away in the land of Karasumori, some of the ghostly beings known as Ayakashi try to get their hands on that sealed energy.
Safeguarding the land is the successors of the saviors, Yoshimura Sumimura and his childhood friend Tokine Yukimura. Known as Kekkishi, they are blessed with spiritual powers to fight against those ghostly beings.
Unfortunately, their high school is on the same land they protect. Trying to protect their school and the city, Yoshimura, and Tokine has to fight against the organization behind the increased Ayakashi attacks.
6Seraph of the End: Vampire Reign
Seraph of the End portrays the battle between vampires and humans.
Seraph of the End: Vampire ReignAir Date: April 4, 2015 Status: Finished Studio: Wit Studio No. of Seasons: 2 No. of Episodes: 24
With the promise of protecting the survivors of a mysterious virus, mankind becomes enslaved by the vampires.
Among those survivors are Yuuichirou and Mikaela Hyakuya, who are taken captive by an orphanage along with some other children.
After a failed attempt to escape from the vampires’ cruel reign, Yuuichiro comes out as the only survivor and is found by the Moon Demon Company, a military unit to exterminate vampires and soon becomes a member to take his revenge.
Blue Exorcist shows a demon’s struggle to save humanity.
Blue ExorcistAir Date: April 17, 2011 Status: Finished Studio: A-1 Pictures No. of Seasons: 2 No. of Episodes: 37
To conquer Assiah, Satan, the ruler of Gehenna, has sent his son to become a capable vessel for him.
After being ambushed by demons one day, Rin Okumura discovers that he is the son of Satan, who wishes him to return to Gehenna and conquer Assiah together.
Not wanting to join Satan, Rin decides to defend Assiah alongside his brother Yukio by becoming an exorcist.
4Attack on Titan
Attack on Titan exquisitely depicts the survival of humanity against the Titans.
Attack on TitanAir Date: April 7, 2013 Status: Airing Studio: Wit Studio, Studio MAPPA No. of Seasons: 4 No. of Episodes: 75
Centuries ago, mankind was forced to live within defensive barriers in fear of Titans, human-eating monsters.
After centuries of peace, a colossal titan manages to breach the defensive wall and begins the survival against man-eating abominations where Eren Yeager lost his mother and joined the Survey Corps to dedicate his life for his revenge against titans by eradicating each of them.
In this brutal journey, he is accompanied by his adopted sister, Mikasa Ackerman, and childhood friend Armin Arlert.
3Blood Blockade Battlefront
Blood Blockade Battlefront is a fantasy dealing with one’s prowess over God’s Eye.
Blood Blockade BattlefrontAir Date: April 5, 2015 Status: Finished Studio: Bones No. of Seasons: 2 No. of Episodes: 24
When a gateway between Earth and the Beyond opened three years ago, people and supernatural monsters are forced to live together in an impenetrable bubble around Hellsalem’s Lot, formerly known as New York.
After obtaining “All-seeing Eyes of the Gods” at the expense of his sister’s sight, Leonardo Watch goes to Hellsalem’s Lot to help her by investigating the power. Soon he runs into Libra, an organization to maintain peace and unexpectedly joins their ranks.
Bleach will take you on an exhilarating ride of the soul society, making it one of the most memorable fiction ever.
BleachAir Date: October 5, 2004 Status: Upcoming Season 17 Studio: Studio Pierrot No. of Seasons: 17 No. of Episodes: 366
Ichigo Kurosaki is a normal high schooler until his family is attacked by a corrupt spirit, Hollow. He soon meets Rukia Kuchiki, a soul reaper who, while protecting Ichigo’s family, gets hurt and transfers her power to Ichigo, making him a soul reaper.
Ichigo is given the task to hunt down hollows until Rukia regains her power. He is later joined by his friends Orihime, Sado, and Uryuu in his journey to save the human world from threats more terrifying than hollows.
GATE enlights us on how to fight against aliens if they suddenly invade our earth.
GATEAir Date: July 4, 2015 Status: Finished Studio: A-1 Pictures No. of Seasons: 2 No. of Episodes: 24
After the invasion of supernatural creatures from a gate shaped portal in Ginza, Youji Itami, a self-defense force officer, saves as many lives as he could while the rest of JSDF tries to stop the invasion.
After three months of the invasion, Youji was assigned with a special recon team to the gate known as “ Special Region” to befriend the locals to create peaceful ties with the ruling empire. A war will break out upon their failure.
There are some other series that contains a few elements of World Trigger, they are:
Qualidea Code,Date A Live.