Since toy-makers and designers discovered that there was indeed a relatively smallish but loyal fan base for more sophisticated figurines and designer toys, crafted with finer materials for a heftier price tag, the realms of sci-fi and fantasy have been explored exhaustively for subject matter. SDCC is the place where many of these works are premiered and quickly hauled off by almost cultish fans. There's literally thousands of them but let's start small... baby steps.
Star Wars chess set from Sideshow Collectibles. Observe the nice Death Star inlay on the board.
Halo Master Chief busts from Sideshow Collectibles.