Mark and Andrew talk about how violence has been ritualized by various cultures in many forms. They cover execution, human sacrifice, ISIS, bar fights, boxing, sacrifice, fight or flight response, Andrew's roasted Brussels sprouts with bourbon maple Sriracha sauce, samurai, seppuku, personal appearance, football, military uniforms, Mel Gibson, survival, robot armies, jetpacks, nuclear war, sports, CrossFit, hunting, and duelling.