- Big head mode
At the 'Cheats' menu in the shop, press Up, Down, Left, Right, Left, Right, Down, Up.

- Spider Droid
At the 'Droid-Jak Improves' menu in the shop, press Up, Left, Down, Left, Right, Left(3) to unlock the Spider Droid upgrade.

- Ultimate lightsaber
At the 'Cheats' menu in the shop, press Right, Down(2), Up, Left, Up(2), Down to unlock the ultimate lightsaber.

- Mini-gun
At the 'Cheats' menu in the shop, press Down, Left, Right, Up, Right, Up, Left, Down to unlock the mini-gun.

- Lightsaber Throw
At the 'Combat Improves' menu in the shop, press Left(2), Right(2), Up, Down(2), Up to unlock the Lightsaber Throw upgrade.

- Achievements
Do the following things to obtain the corresponding Gamerscore points:

10 Points
Jawa Hunter	Acquire 25 Artifacts.
Double Trouble	Perform a Droid-Jak at the same time as your partner.
Jawa Scavenger	Acquire an Artifact.
Droid Disruptor	Get over 250 points while controlling a single droid.
Refresher Course	Finish the Prologue Mission
Act 2 Padawan	Finish all Act 2 Missions on Padawan Difficulty.
Come back soon	Buy a Hat or Mask.
I got one!	Destroy a Gold Droid.
Two's company	Finish a mission with another Player.
Act 1 Padawan	Finish all Act 1 Missions on Padawan Difficulty.
15 Points
Girl Power	Finish all Jedi Missions as Ahsoka.
Jedi Knight	Get a Gold Medal on a Jedi Mission.
My Hero	Destroy 10 Droids attacking your partner.
Act 2 Master	Finish all Act 2 Missions on Master Difficulty.
Bowling Master	Destroy 10 Droids with a rolling Destroyer.
Combat Master	Buy all Combat upgrades.
Clone Captain	Get a Gold Medal on a Clone Mission.
Droid Master	Buy all Droid-Jak upgrades.
Handle with care	Destroy 20 droids with explosive props.
Up close and personal	Destroy 50 droids with a clone melee attack.
Grand Slam	Destroy 25 Droids by doing a jump attack off another character.
Act 1 Master	Finish all Act 1 Missions on Master Difficulty.
Watch your step	Push 50 enemies off an edge to their doom.
Dance of Death	Destroy 25 droids while they are dancing.
Heroic Alliance	Finish a mission in co-op with a combined score of over 10000 points.
Youngling Award	Get at least a Bronze Medal for every challenge.
Gold Leader	Force Kill one of each type of Gold Droid.
Can't Touch Me	Overcome Kul Teska on Behpour without either player dying.
Droid Hopper	Destroy 25 Droids by Jumping from Droid to Droid.
Demolition Derby	Destroy over 100 droids with Droid-Jaks.
Dance Master	Buy all Droid Dancing upgrades.
Droid Dynamo	Get over 100 points while controlling each type of Droid.
Tag Team	Destroy 100 droids your partner has stunned.
Force Crusher	Destroy 50 Droids with a mounted Force Kill.
Dynamic Duo	Finish all Jedi missions as Anakin & Ahsoka.
No Favorites	Destroy at least one droid with each Droid-Jak.
30 Points
Clone Commander	Get a Platinum Medal on a Clone Mission.
Dressed for Success	Buy every Hat & Mask.
Jawa Lord	Acquire 50 Artifacts.
Republic Heroes	Finish all missions with another Player.
Time to kill	Get a combined best time for all missions under 200 minutes.
Act 3 Padawan	Finish all Act 3 Missions on Padawan Difficulty.
High Achiever	Get a total score of over 200,000 points.
Scrap Lord	Destroy 5000 droids.
Master Award	Get a Gold Medal for every challenge.
Nobody messes with...	Finish all Clone Missions as Cad Bane.
Jedi Master	Get a Platinum Medal on a Jedi Mission.
90 Points
Campaign Veteran	Get a Gold Medal for every mission.
Act 3 Master	Finish all Act 3 Missions on Master Difficulty.

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