A simple science fiction theme runs throughout the game, but you are only in one environment the whole time. (thevrgrid.com)
This piece continues on from a series of large - scale, cinematic performances that contain science fiction themes, such as time travel and parallel universe realities. (artprojx.com)
From then on I bought every comic I could find with a superhero on the cover, along with tons of other comics with science fiction themes, or pure adventure, or even some with Ducks. (comicbook.com)