Shading my troubles away

I have been working on the chain broke for a while now and with each new level I stand in front of the same basic issue: how do I make this look somewhat unique, so that it stands out from the rest of the game.

This particular problem reared it’s ugly head once more, as I started making the inside of the machine known as Tau.

At one point in the game, I need my main character 3CS to walk inside of a massive computer and I need to create a look for that. This is my attempt at doing that