From the Start, I Have an Infinite Troop-Spawning System

Raise an Army! Raise an Army! Raise an Army!!!

Let me say this three times because it is important: Note:

Looking for Sci-Fi With Billions of Troops, a Vast Universe, and an Utterly Self-Serving Lead

Looking for Army-Building Stories Where Every Follower Is Absolutely Loyal

I’ve been reading Red Alert novels lately. Several of the protagonist’s subordinates aren’t completely loyal. They’re not completely loyal, and their actions go against his will the most.

Mass-Producing Troops With No Resource Cost and Unlimited Numbers, So Over-the-Top It’s Fun

I once read a story where the protagonist's System could analyze living creatures by seeing and touching them. Afterward, he could summon troops without limit and farm items endlessly, transmigrating across different worlds. In Jurassic World, he analyzed a Tyrannosaurus rex, and the summoned creatures filled a radius of over a thousand meters. I cannot find it anymore. Please help.

A System That Spawns Armies in a Modern City and Uses Them to Conquer the World

The protagonist has a System and can build up an army, rise to power in Africa, develop technology, and crush the whole world.

Looking for Stories with Unlimited Troop Production

Preferably set during the late Han dynasty or the Three Kingdoms period.

Building a Faction and Summoning Powerful Experts from the Start

Build a faction and summon experts.

Any Stories About Upgrading a Base, Summoning Legions, and Multiplying Gains a Hundred or a Thousand Times?

Looking for More Realistic Military Industry Novels

Looking for a Warrior King with Great Achievements in Battle, It Is Better to Have a System

Producing a Million Gods and Demons Every Day: The Empire Is Unstoppable

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Looking for Mass-Summoning Stories That Aren’t Mindless

Looking for books like Summoning from the Start: I Have Quite a Few Yanyun Eighteen Cavalrymen.