Essentially they don't want to pull the Trigger, they want us to break down mentally, spiritually, and emotionally to the point that we become animals and desire nothing other than to kill each other, and destroy the Earth?

There is always a trigger to be pulled. And no not the earth, only 99% of people that is not them, and the survivors just wild animals and not humans. The rest is correct.

Is this the reason for Predictive Programming in 10 Gorillian Zombie Apocalypse movies?

Resident Evil's Tyrant Virus is invented because the elites of Umbrella want to become Gods.