While optimized for high unit counts, very large battles (500k+ troops) can bring even modern PCs to a crawl. A Note on "Hienzo.com" and Free Downloads
and its sequel, UEBS 2 , are widely considered "sandbox" miracles for their ability to render massive armies, though they are often critiqued for having shallow gameplay depth. Critical Review Highlights ultimate-epic-battle-simulator-free-download-pc-hienzo-com
The primary draw is the custom engine that allows for hundreds of thousands—or even millions in Ultimate Epic Battle Simulator 2 —of units to fight simultaneously with individual AI paths. While optimized for high unit counts, very large