gobee: I think you misunderstand what is meant by 'highpoly'. It doesn't mean to give your lowpoly ingame object more polygons, it means using a highly detailed, meshsmoothed/turbosmoothed/subdivided (whichever term sounds familiar to you) model to bake the normals from. It doesn't increase the ingame polycount, it only…
Something i think gets too easily misunderstood here is this: The point of modeling a highres to bake out your normals isnt so you can go in and sculpt little rust stains in mudbox, infact that sort of fine detail stuff is generally pretty counter productive to do in a sculpting app, you can do it easier and with more…