The 'Captain Marvel Punch' meme originates from the first trailer for the 2019 Marvel Studios film Captain Marvel. In the scene, Carol Danvers is seen abruptly punching a seemingly innocent elderly woman on a commuter train, which was later revealed to be a shape-shifting Skrull in disguise. The internet immediately latched onto the shocking visual, turning it into a relatable template for situations where something unexpected or harsh suddenly interrupts a peaceful moment. It is widely used to represent life’s obstacles, sudden realizations, or aggressive reactions to minor annoyances, capturing the kinetic energy of the surprise attack for comedic effect.