Sometimes the performance is already perfect: the room, the camera move, the soundtrack. What you want is a new cast, outfit or product inside that same clip.
Motion transfer does exactly that. You pick a short source clip, add a few ordered reference images, choose a mode such as motion transfer, object swap or restyle, review the credit quote and compare the result with the source.
Burning Bridges AI (https://burningbridges.ai/) packages this loop in a browser studio, with a one-time pay-per-video option of about $9.90 for a roughly 15-second clip, plus credit packs and plans for broader remix work.
Tips: put the lead photo first, keep faces clear, and check that failed generations return their credits before retrying. Vulcan Feynman