If you’ve played Shadowgun to death and you’re looking for more bad guys to kill and weapons to collect, you’re in luck – Shadowgun: The Leftover is now available for download on the Android Market. The game picks up right after the original one, with John Slade continuing his quest to get rid of cyborg mutants. It features 4 new levels with revamped graphics, animations and cut scenes, a brand new soundtrack, a selection of new weapons, new enemies, new collectibles and some gameplay improvements. And the best part about this expansion? It’s free for folks who already own the original Shadowgun game. For those of you who don’t have the Shadowgun yet, pick it up on the Android Market for $6.54.