12 Anime Similar To World Trigger
World Trigger is based around a strange gate that suddenly appears out of nowhere. Monsters called Neighbors start pouring out of that gate with complete immunity to any damage. The only way they can be defeated is through special weapons called Triggers. This is why the Border Defense Agency gets established with the main target of protecting the world against these monsters. Check out these Anime like World Trigger , which utilizes the concept of an organization that keeps the humanity protected against strange creatures.