Star Wars: The Force Unleashed II Cheats

Arachnophobia (Bronze): Destroy 200 Terror Spider Droids.
Awww Yeah... (Silver): Perform every combat move in the game (excluding combos that require Rank 3 Saber).
Betrayed By Rage (Bronze): Complete the game and choose the Dark Side ending
Break the Bank (Bronze): Smash up 10 game machines.
Bring Down the Giant (Bronze): Defeat the Gorog
Challenger (Bronze): Complete one challenge and receive at least a Bronze medal.
Champion (Gold): Complete the first ten challenges with at least a Gold medal in each.
Competitor (Silver): Get a Silver medal on any 5 challenges.
Crack the Sky (Bronze): Destroy the Star Destroyer
Droid Rage (Bronze): Control the Terror Walker and destroy all the Terror Biodroids.
Enjoy The Trip See You Next Fall (Bronze): Cause 50 enemies to fall to their deaths.
Escape from Kamino (Bronze): Escape Kamino in Vader's TIE Advanced
Fully Charged (Bronze): Use an entire bar of Force Power on a Lightning attack.
Hat Trick (Silver): Get a Gold medal on any 3 challenges.
Holocron Hunter (Bronze): Find every holocron.
Imperial Painball (Bronze): Throw 10 enemies into the Kamino generators.
It Burns! (Bronze): Disintegrate 15 enemies by throwing them into red force fields.
Jedi Bomb Squad (Bronze): Remove all of the Terror Spider Bombs on the Salvation.
Jedi Grand Master (Gold): Complete the game on Unleashed difficulty.
Jedi Knight (Silver): Complete the game in Medium difficulty.
Jedi Master (Gold): Complete the game on Hard difficulty.
Kamfetti (Bronze): Kill 5 enemies with the fans on Kamino.
Lucky Streak (Bronze): Defeat 300 consecutive enemies without dying.
Master of Disaster (Bronze): Break all of the coolant tanks aboard the Salvation without dying.
Maxed Out (Bronze): Upgrade all Force Powers to Rank 3.
Meeting of the Jedi (Bronze): Reunite with Kota
Padawan (Bronze): Complete the game on Easy difficulty.
Passive Aggressive (Bronze): Parry and counter 10 melee attacks.
Pied Piper (Bronze): Entice 10 Stormtroopers to leap to their deaths with Mind Trick.
Platinum (Silver): Get a Platinum medal on any challenge.
Poor Bob (Bronze): Force Grip a Stormtrooper, impale him with a lightsaber, zap him with Force Lightning, then throw him into an object
Return to Sender (Bronze): Kill an AT-MP by gripping its own missiles and throwing them back.
Rookie (Bronze): Complete the first ten challenges with at least a Bronze medal in each.
Shattered (Bronze): Shatter 10 enemies frozen in carbonite.
Sky Killer (Bronze): Destroy 15 TIE Fighters.
Specialist (Bronze): Upgrade one Power to Rank 3.
Stay On Target... (Bronze): Get to the falling Gorog without crashing into any debris.
Strike! (Bronze): Kill three enemies with a single 'bowling' ball.
The Circle is Now Complete (Platinum): Earn all other trophies
The Exterminator (Bronze): Defeat the Terror Walker
The Jan Stakross Trophy of Excellence (Bronze): Destroy 12 lightning pylons on the Kamino dive.
The Nemesis in Flames (Bronze): Destroy the Gunship
To the Face! (Bronze): Reflect 20 missiles back at AT-MPs.
Top of the World (Bronze): Reach the top of the Spire without falling once.
Unleashed (Bronze): Activate Force Fury 10 times.
Up, Up and Away (Bronze): Overload 20 Jumptrooper jet packs
Use the Force, Luke (Bronze): Complete any combat level using only Force Powers.
Valet (Bronze): Use Vader's TIE Advanced to destroy the AT-MP.

Endor Bonus Mission Trophies
There are 5 Bronze Trophies and 1 Gold Trophy.

Holocron Hunter (Bronze): Find all the holocrons in Endor
Never Tell me the Odds (Gold): Complete Endor on UNLEASHED difficulty.
One with the Force (Bronze): Complete Endor without dying
Returning the Favor (Bronze): Defeat a grenadier with his own grenade.
Sith Kicker (Bronze): Drop kick 10 Ewoks.
Victory! (Bronze): Complete Endor

Costumes
Experimental Jedi Costume: Beat the game with "Light Side" Ending
Saber Guard Costume: Silver Medal in Cloning Spire Trial
The Dark Apprentice's Robes: Beat the game with "Dark Side" Ending
Tie Flightsuit: Complete "Kamino The Escape"