I thought I'd post a few costumes that I've done. One is Star Wars, but the other three are not.

Star Wars
Jedi and custom lightsaber (saber from the Custom Saber Shop)
Jedi
Jedi
With Fett himself!
Versus Revan!

Firefly
Malcolm Reynolds
Mal 2
Mal 3

DC Comics
Batman
Batman
Batman
Batman (since I don't have the chest logo, I slapped it on digitally)
Joker
Joker
Joker (with a little trophy. All hail Joker!)