Axle

Indirect Attack Attacked enemy soldiers by blowing up an oil drum or truck (single player only).

Let´s take that boat Complete 'Crash and Grab' on normal

Pacesetter Rising Star Unlock additional events in 'Pacesetter'.

Lamborghini Icons Rising Star Unlock additional events in 'Lamborghini Icons'.

Arch Rivals Achieve a one-two finish in a Mitsubishi Lancer Evolution X and a Subaru IMPREZA WRX STI.
(Must be the Lancer Evolution X GSR P.P. '07,
and either the IMPREZA WRX STI '07 or the IMPREZA Sedan WRX STI '10.)

Zipline Zipline from the church tower in "Castle"

Kill Jet Defeat Boss 'Jet' at the end of Stage 2 -- with Game Settings set to Hardcore.

The Bends Achieve a score of 7000 in the Diving for Treasure Survival Challenge

Bird's Eye View Climb to the top of the tree with the birds nest in “Aztec”

The Firestarter Unlock Willow

It's Alive! Complete "Dark"

Sakura Contender Unlock the 'Sakura' Trophy event.

Opening Knight Opened door to Achaka three times.

What hit me? Take down 100 enemies who didn't know you were there in the Main Story

Sir, yes sir! Complete 'Ghost Town' on normal

A Nation Reborn Cleared Chapter 3: A Nation Reborn.

Smooth moves Parkour fluidly from the alley to the blacksmith in "Castle" without touching the ground

Geminiphobia Beat the game… twice.

Tour de Force Defeat all boxing champions.

Head First Complete "Water" diving head-first

Elements Contender Unlock the 'Elements' Trophy event.

Evolution Rising Star Unlock additional event in 'Evolution'.

Deliverer Sent an item using Delivery.

TBoGT: Catch the Bus Dance perfectly in both Tony's nightclubs. (The Ballad of Gay Tony)

Finish What You Start! Perform a Fatality with all playable fighters

Torque Rising Star Unlock additional events in 'Torque'.

Tuned In Bring all radio frequencies to Gina.

Dead End Dancer Danced in the Dark.

Keep On Running Avoid Trico for 3 minutes or longer when he goes wild in an antenna room.

Purple Badger Don't Care A Dyed Badger ate Bees.

Chapter 1 Speedrun Complete a Speedrun of Chapter 1 below the target time.

Speedrun Complete the game start-to-end in one run

Quackshot Collect all of Donald's Chili Peppers.

Will it fry? Feed an appliance with power from 3 batteries in "Power Plant"

Bless Me Bagpipes Collect All the Heart Containers on Easy or Medium difficulty

Turbocharged Rising Star Unlock additional events in 'Turbocharged'.

Beneath the Surface Solve all mysteries in Sukhothai.

HMS Interceptor Complete the race in Cursed Bay with at least 4000 points left on the clock

The Grappler Perform every fighter's forward and backwards throws

Velocity Rising Star Unlock additional events in 'Velocity'.

Apex Contender Unlock the 'Apex' Trophy event.

Four Ring Circus Enter 4 different portals without touching the ground in co-op

Gear Head Solve the Cogwheel puzzle in Sukhothai.

Slippery Slope Complete the "Black Ice" Special Ops mission on any difficulty.

Repatriation Return all Lost Artifacts.

Redline Champion Win the 'Redline' Trophy event on gold star difficulty.

Bookman Learn all abilities from Adventure books.
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Asking for Trouble Taunt GLaDOS in front of a camera in each of the five co-op courses

Basilisk Eater Defeated Pupa, Chrysalis, Cocoon, Peace Walker.

TBoGT: Bear Fight Win the L.C. Cage Fighters championship. (The Ballad of Gay Tony)