Immortals. (1D Fiction)

Invincibles is the deadliest gang in the world, nobody knows the purpose of the gang, what they want, who they kill, and why. All people know is that a severe and only attack happened in 1992 by Invincibles and almost half of the population of North America was killed during the attack. Government officials were killed and the president was captured. Since then Invincibles serves as the government and plans out everything related to citizens. They rule the continent now. They don't attack the citizens anymore, they don't threaten people or kill anymore unless you break the laws set by them.