The corollary: Any attack that forces someone who normally ignores self-defense to dodge the attack is an attack that can kill him in one hit. Frequently seen in Implacable superheroes/villains and Big Bads trying to make an impression. Although there are some real-life examples, attempting to use this in Real Life is more likely to cause quick and stupid deaths. It just doesn't work if you do it on purpose. Compare Punch-Punch-Punch Uh-Oh. See also Good Thing You Can Heal. A Not So Invincible After All moment usually occurs when said character bumps into the thing that poses a genuine threat.