My cousin desperately wanted to see this movie when it came out. I was like eh.As a fellow Star Wars fan, I can appreciate the idea -- my friends and I stood in line to see the original in 1977 at least 13 times that first summer (back when going to a theater was the only option).
*for my tank I lean more towards natural ocean-looking but I applaud your approach
Here's an old picture of my urchin carrying some "Yoda ears" that my kids bought me:
*you could go for a Darth Vader helmet or something to fit your motif
Well, we went and I have been hooked since.
Love that scape. GSP would look pretty cool on it too.