NikeNineTwo

Scratch me! Win and scratch all the lucky tickets

Join The Midnight Club You won a multiplayer race without damaging your vehicle too much.

Keep it up! Level up to Rank 15

You Got The Message You delivered all 30 cars ordered through text message.

War comes home Complete Assault

No More Strangers You've met all the random characters.

Sith Trials Complete all Training Room challenges and Combat Modules

Bronze Addict Win all the Bronze Cups from the paintings

Treadhead - Kill 30 Helghast whilst in the tank Take 30 Helghast lives whilst using the ISA tank

Cover Hopper Perform 10 cover to cover transition in a row

Revenge is a bitch Complete Confrontation

And now what? Complete the Campaign

Materia Completionist Develop all possible materia together with Chadley.

No Return Complete 'Ring of Steel' on Veteran difficulty. (Solo only)

Silver Addict Win all the Silver Cups from the paintings

High Five Celebrate your cooperative calibration success

Environmentalist Kill 3 targets or more using an explosive object in any level

Let ‘er Rip 100 targets killed using either an MMG or an MGL

"When It Rains, It Pours" Complete 'Eviction' on Veteran difficulty. (Solo only)

The Explorer Complete all optional missions.

Diamond Addict Win all the Diamond Cups from the World paintings

Medic!  Revive your Co-Op partner 10 times.

The competitor Beat your friends' scores in the Challenges 30 times

Teamplayer You killed 5 opposing team members.

Fearless Complete 'Relentless' on Veteran difficulty. (Solo only)

Grappled Defeat 100 enemies with a grapple move

Complete Blackout Campaign: destroy 22 satellite uplinks

The chosen one Rescue all the kidnapped Teensies

Art is not a crime Create your own Custom Mask

Aggro-er You took the Aggro for 100 Flank kills

Genetically Superior You came first in 20 singleplayer street races.

Weedkiller Kill 5 Cysts in the Biology Building with a single poison gas cloud.

Demolition Derby Destroy 50 cars

T-Bone: Looking For Trouble Complete all side investigations

International C License Complete the International C License.

Elite Complete all missions with an S rank.

Hardened War Hero Complete the game on Hardened or Veteran difficulty. (Solo only)

T-Bone: Tag Team Complete 10 coop missions

50,000 point game Obtain 50,000 Points on one level

Good Listener Take GLaDOS' escape advice

Combo Master Perform a x10 Co-op Combo

Gold Addict Win all the Gold Cups from the paintings

TWO heads Complete a mission (excluding New Blood) with a human partner

Blood Sport Perform 100 melee kills

Rollover Total a car by flipping it over.

The Sun Sets Complete 'Breaking Point' on Veteran difficulty. (Solo only)

T-Bone: Second Amendement Complete 20 Militia contracts

Collector Obtain all blueprints and key items.

TLAD: Easy Rider Finish the story. (The Lost and Damned)

Blowtorch and Corkscrew Complete 'Blowtorch and Corkscrew' on Veteran difficulty. (Solo only)