Full list of all 42 LEGO Star Wars: The Complete Saga achievements worth 1,000 gamerscore. It takes around 35-40 hours to unlock all of the achievements on Xbox 360.
Achievements they've won
Achievements they've not won
Finish Episode III in story mode
Perform 200 perfect lightsaber deflections.
Destroy 5 people with one attack (Jedi super slam).
Finish Episode II in story mode.
Finish Episode I in story mode.
Revenge: Destroy Darth Maul with Qui-Gon.
Disable 5 Droidikas with R2D2.
Destory 300 droids.
Break Jar Jar 20 times.
Finish Episode IV in story mode.
Finish Episode V in story mode.
Finish Episode VI in story mode.
Unlock all characters.
Collect all available red bricks.
Collect all available Gold Bricks.
Collect all mini-kits.
Complete the game to 100%
Perform 20 unblockable combo attacks.
Perform 200 blaster character dodges.
Destroy 300 stormtroopers.
Destroy 50 TIE fighters.
Ride all mounts types & ride-ons.
Sell your landspeeder to the Jawas.
Destroy 10 characters with one thermal detonator.
Pull 25 arms off other characters.
Set off all three Discos.
Death Star Trench Run without Firing.
Start a Cantina Fight with 50 casualties.
Make 100 Build-its throughout the game.
Max out the stud counter.
Finish Cloud City still wearing a Helmet.
Wear Every Hat.
Crossover: Destroy Anakin with Vader.
Crossover: Destroy Jango Fett with Boba Fett.
Crossover: Destroy The Emperor with Darth Maul.
Revenge: Destroy The Emperor with Mace Windu.
Revenge: Destroy The Emperor with Kit Fisto.
Revenge: Destroy Anakin with Dooku.
Revenge: Destroy Darth Vader with Obi-Wan.
Get 100 points in Arcade Mode
Play through an entire level online