Videomaker – Learn video production and editing, camera reviews › Forums › Technique › Miscellaneous Techniques › Animation shots › Pick up a 3D modeling prog
Pick up a 3D modeling program and get modeling. Or find someone who can help you out. Then animate it doing whatever you need to do behind a pure green background. Bring it into a compositing app and remove the background a la chroma key. This is the same process the pros use.