I'm affraid you can't specify a rendering mode per object. But you can : -Display the Edged Faces only on the current selection. Configure viewport>Visual Style>Display selected with edged faces. -ONLY with DirectX and not poorly implemented Nitrous. Assign objects to a layer. In the object properties, under Display…
don't forget about additives :) you could get away with a shorter 90 frame animation and then have another 90 frame animation with some "noise" and have it mess with the base animation on an additive layer :) ez I've taken the lazy way out a few times on a current project and made around ~300 frame long idles, but then…
Really? Nice work. That doesn't bode well for freedom of movement in the single player campaign, but I think the blast is cool enough in that scene to justify it.