- corporations take over

neuromancer, brave new world, running man, iron heel

- crime takes over (might be same as above)

warriors, clockwork orange

- science run amok (e.x. killer animals, robots, or diseases)

terminator, 2001, 28 days, planet of the apes

- post-thermonuclear war

the day after, armageddon's children

- government run amok

1984, Fahrenheit 451, star wars

- religion takes over or is abolished completely (depends on who is writing)

handmade's tale, left behind

note: some of these can fit in multiple categories