Here is the complete list of unlockable trophies in Phineas and Ferb: Across the 2nd Dimension for the PS3.
Chiptastic (Silver) – Collect every upgrade,effect,and mod chip in the game
Figure Madman (Gold) – Collect Every Figure in the game
First Gadget (Bronze) – Collect all the parts and construct your first gadget
I’m A-Levelin’ Mah Gadgets! (Bronze) – Get each and every gadget up to maximum level
Let’s Play Dress-Up (Gold) – Unlock all 17 additional skins
Lifetime Accomplishment Award (Platinum) – Collect every trophy in the game
Modtacular (Bronze) – Collect all the mod chips in the game
The full cast (Silver) – Unlock every single playable character (Baljeet, Isabella, Pinky, Peter)
Ticket Stockpiller (Silver) – Have 500 tickets in your posession at once
Version 2.0 (Silver) – Install half of the upgrade chips in the game
Weekend at the arcade (Bronze) – Earn 2000 tickets in the course of the game
Here are the twenty nine secret trophies you can unlock in the game:
Agh, Bees! (Bronze) – Run through the bee path in under 38 seconds
Balloon Gold (Silver) – Collect all of the gold tokens in the balloon dimension
Barging Through (Bronze) – Ride the entire balloon barge without falling once
Charging Goozim (Bronze) – Make the Goozim charge into all the gnome village wreckage
Commander Counselor (Bronze) – Defeat 3 Dooftron Commanders in the level (The giant buildings)
Cruiser Destroyer (Bronze) – Don’t let any cruisers get away (Shoot them all down)
Cruising through Crushers (Bronze) – Get through all the crushers without getting hit
Dimensional Gold Claim (Gold) – Collect all of the gold tokens across all the dimensions
Evil Doof’s Gold (Silver) – Collect all of the gold tokens assaulting Evil Doof’s HQ
Evil Vanquisher (Bronze) – Beat all the levels in the game
Fantasy Gold (Silver) – Collect all of the gold tokens in the gnome dimension
Gelatin Freedom-Fighter (Bronze) – Beat all the gelatin dimension levels
Gelatin Gold (Silver) – Collect all of the gold tokens in the gelatin dimension
Gelatin Revolution (Bronze) – Defeat the Gelatin Monster in under 180 seconds
Gnome Toppler (Bronze) – Complete all the gnome dimension levels
Grand Slam (Silver) – Use only the Baseball Launcher to defeat the Doof-Robot
Just Bouncy (Bronze) – Climb up the gelatin mountain but never bounce more than once on the same bouncy pad
Laser Tracer (Silver) – Avoid 4 quad-laser attacks in a row
Old Timey Winds (Silver) – Go across the windy canyon without falling down once
Padfoot (Bronze) – Don’t trip any turret shots by stepping on the laser sensors
Platform Walker (Bronze) – Stay on the moving platforms for at least 60 seconds (Don’t touch solid ground)
Quick and Timely Champion (Bronze) – Don’t miss any button prompts during the giant robot fight
Robot Rioter (Bronze) – Complete all the robot factory levels
Robotic Gold (Silver) – Collect all of the gold tokens in the robot factory
Rush to the Sewers (Bronze) – Get from the treehouse all the way into the sewers as quickly as possible
That Old Timey Life (Bronze) – Complete all the old timey dimension levels
There’s Gold in Them Thar Hills (Silver) – Collect all of the gold tokens in the old timey dimension
Up, Up and Away… (Bronze) – Complete all the balloon dimension levels
What the Boulder’s Cooking (Silver) – Defeat 3 enemies with boulders