Drake Anthony, the YouTuber known as Styropyro, scales his high-voltage experiments to 400 car batteries, unleashing currents exceeding 150,000 amps in a backyard test of extreme physics. Framing himself as cautious yet curious, he vaporises metals and triggers a ferrofluid fireball, blurring spectacle and science while showcasing the staggering power latent in everyday automotive batteries at massive scale.