I made this test animation for an excellent tie fighter from Technouveau Art.   I found the engine and exhaust in blend kit, and added them to the model.  I then select a row of polys in the engine and used blendkit again using the solar sun material. 

I've been tinkering with the kinetic Rush Challenge,

Here is a compilation of the last challenge.

THese tips are definitely helpful when modeling.  He takes the time to explain these with good simple explanations.

This is a video showing Mixamo motions and characters in a forest.  The ronin is from The Alive guy Instructor - Pierrick Picaut free to download here.    I wasn't sure how to get his excellently rigged character to receive the mocap, so i think I deleted the armature, used the mixamo website's auto rigger, and used the one of the running animations.  I also used several already mocaped characters and animations from mixamo website.  I added some running sounds.