Prompts tagged "Runway Gen-4 Turbo（i2v 只寫運動・不描述長相）" in the PromptCraft library.
Gen-4 is image-to-video first — the starting image already locks in the look, composition, and color grading, so the prompt is almost entirely 'describe the motion only'…
E-commerce product rotations are most vulnerable to uneven speed and lighting jumps — this prompt explicitly states `no acceleration or dec…
The believability of a destruction shot rests on debris trajectories and dust — `physics-accurate trajectories` combined with …