The Not So Secret Weapon in Hollywood Movies

There's a crucial storytelling ingredient to the art plot Hollywood movie, which is this thing of a not so secret weapon. It's a specialized premise specific person place thing or scenario set up that the hero is going to use in the end to help them defeat the antagonist. Luke using the force to blow up the death star crossing the streams and Ghostbusters,. Ripley's loader and aliens. Chris using the cotton and get out. The dead and buried, all verse doctor strange and the multiverse of madness.