Starting today (or yesterday according to the Steam page), LucasArts are having a sale that lasts until September 19th (or 20th for us in the UK, maybe) which starts with Star Wars: The Force Unleashed at £5 which is 75% off.
If you would prefer to just buy the Star Wars games pack in one go, you could save 50% this week and pay only £34.99 for 13 games.
- Star Wars Republic Commando
- Star Wars Jedi Knight: Jedi Academy
- Star Wars Jedi Knight II: Jedi Outcast
- Star Wars Battlefront II
- Star Wars Galaxies: The Complete Online Adventures
- Star Wars Starfighter
- Star Wars: Knights of the Old Republic
- Star Wars Jedi Knight: Dark Forces II
- Star Wars Jedi Knight: Mysteries of the Sith
- Star Wars: Dark Forces
- Star Wars The Clone Wars: Republic Heroes
- Star Wars The Force Unleashed: Ultimate Sith Edition
- Star Wars Empire at War: Gold Pack
All the info can be found on the Steam page!