We come in peace!

The trailer that started it all.

Theatrical trailer

https://en.wikipedia.org/wiki/Iron_Sky

Nazis, not the USSR.

42

Pvc is relatively cheap. Submersible pump could be as cheap as $10. Expanded clay is also affordable. Not sure about the design, though.

Two frogs on a bench.

From wookiepedia:

Physical characteristics

Distinctions

Vestigial horns,[1] two hearts,[3] facial tattoos

Elsewhere

The majority of Zabraks wore facial tattoos which often indicated familial ties, but could also simply be based on an individual’s personal taste.

If you’re thinking of Darth Maul, that was his face because he was a Zabrak and they sport facial tattoos. Facial tattoos aren’t a necessary feature of the Sith.