This is it, it's the final showdown. Star Wars: The Empire Strikes Back versus Serenity. Only one film shall be the victor - who will it be?

It's been a long road to this moment. We've seen some amazing underdog performances (Galaxy Quest beating Avatar) and witnessed some brutal upsets (Back To The Future losing to Serenity). And now it all comes down to two films. George Lucas' sequel-legitimizing film Empire and Joss Whedon's fan-demanded movie Serenity. Which film is the greatest scifi film of all time? You decide.

VOTE NOW for the movie you want to win. Polls close at 12 midnight PST!

1. Star Wars: The Empire Strikes Back Vs. 8. Serenity


Here's the entire bracket which charts the epic battles all the way down to the championship. See which movies Serenity had to squash to get this far.

Designed by Stephanie Fox.