Complete the following tasks to unlock Vita trophy rewards.

Trophy	How to unlock
All the Way Up! (Bronze)	Level up any Skylander to level 20.
Arena Mogul (Bronze)	Unlock Brock's special arena.
Aroma Avenger (Bronze)	Complete Chapter 10.
Back From the Future (Bronze)	Complete Chapter 13.
Ball Sprawler (Silver)	Chapter 8: Knock 12 Golden Balls off the waterfall in the Meditative Pool area.
Bird Buddy (Bronze)	Complete Chapter 4.
Cannon Completest (Bronze)	Chapter 5: Destroy 8 Troll Transports during the flying sequence.
Chairman of the Rumble Club (Gold)	Complete all Arena levels.
Chompy Champ (Bronze)	Complete Chapter 3.
Clock Crusader (Bronze)	Complete Chapter 12.
Da Pinchy Defacer (Bronze)	Chapter 12: Destroy 5 Da Pinchy statues.
Desert Dominator (Bronze)	Complete Chapter 16.
Do a Barrel Roll (Bronze)	Chapter 18: Collect 9 coins while falling down the Machine Heart.
Dream a Little Nightmare (Gold)	Complete Story Mode on the Nightmare difficulty setting.
Dreamcatcher Catcher (Bronze)	Complete Chapter 8.
Evilikin Eliminator (Bronze)	Chapter 9: Shoot 20 Evilikin Runner during the flying sequence.
Exhaust All Possibilities (Bronze)	Chapter 14: Complete the arena battle without getting hit by rocket exhaust.
Garden Gladiator (Bronze)	Chapter 16: Destroy 10 cacti.
Hero Hunter (Bronze)	Capture 10 Villains.
Highwire Act (Bronze)	Chapter 17: Complete all the tile floor puzzles without falling.
IMPOSSIBLE!!! (Platinum)	Earn all other Trophies.
Just to be Safe (Bronze)	Chapter 13: Take down every shield unit during the flying sequence.
Kaos Komeuppance (Bronze)	Complete Chapter 18.
Kaos Mode Master (Bronze)	Defeat 100 enemies in Kaos Mode.
Krankcase Kapturer (Bronze)	Complete Chapter 11.
Look Ma, No Rockets! (Silver)	Chapter 15: Shoot down 30 Air Pirates without using rockets.
Lumber Liberator (Bronze)	Complete Chapter 9.
Master of Chefs (Bronze)	Complete Chapter 5.
No Coins Left Behind (Bronze)	Chapter 7: Collect 20 coins while following Marsha through the mist.
No Goo For You! (Bronze)	Chapter 10: Travel to Splash Station without taking any damage from goo.
Not Out of Your Element (Bronze)	Unlock your first Elemental area.
Now YOU Know It All (Bronze)	Complete Chapter 2.
Pipe Down (Bronze)	Chapter 6: Destroy 4 stacks of pipes using the crane on Dredger's Yacht.
Preemptive Power (Bronze)	Chapter 4: Destroy 1 Dropship.
Ride the Rails (Bronze)	Chapter 11: Ride the train to the end of the line.
Road to Redemption (Bronze)	Complete a captured Villain's quest.
Rocket Recoverer (Bronze)	Complete Chapter 14.
Royal Flusher (Bronze)	Complete Chapter 17.
Savior of Skylands IV (Gold)	Complete Story Mode on any difficulty setting.
Skystones Scavenger (Bronze)	Collect 20 Skystones.
Soda Saver (Bronze)	Complete Chapter 1.
Squadron Star (Bronze)	Complete Chapter 15.
Squid Seeker (Bronze)	Complete Chapter 6.
Star Star (Silver)	Earn 50 Stars in Kaos Mode.
Statue Smasher (Bronze)	Chapter 3: Destroy 4 stone Chompy heads.
Swamp Survivor (Bronze)	Complete Chapter 7.
Wow, That's Tough! (Silver)	Achieve Portal Master Rank 5.