This entire battle was filmed on a horse farm outside Atlanta. Marvel planted real savanna grass months before cameras rolled because almost nothing else in the frame would exist. The 500 Wakandan warriors you see charging were 70 stunt performers, multiplied in post. The 10,000 Outriders were never there at all. ILM ran them through a simulation engine that gave every alien its own brain, so each one decides on its own how to charge and how to die when the bombs land. No animator touches a…