YouTube superstar Markiplier didn't just break the video game adaptation curse; he completely bypassed the traditional Hollywood studio system to pull off the most profitable independent horror release of 2026. What Actually Happened Mark Fischbach's self-financed indie horror film, Iron Lung, arrived exclusively on YouTube Movies for rent and purchase on May 31, 2026, dropping digitally just months after a massive theatrical run. This rogue distribution pivot—eschewing major