Axecution

Inferno Complete the mission "Inferno".

It's A Bird... It's A Plane... Fly with Superman

Waste Not Get 5 headshot kills with one Deadeye clip

Scourge of Humanity Reached Level 20 with Bad Karma

Teacher's Pet Complete six classes.

Saboteur Complete 150 sabotages.

BUDDY!!! Send a Tower Challenge to a friend

Mapper Decorate an Adventure Map

Fully Weaponized Fully upgrade a Legendary weapon.

Expert Creator Complete all levels in the Tutorials

May the journey begin Create your Custom Rider

Zoo Keeper Collect all the masks

New School Place a Hook Hat in your level

Won them all Win a round of each game mode

Assassin View Find the Assassin's view.

Relic Runner Completed a Time Attack stage

Together is Better Play and complete an Online match with one or more Clubmates

Zombie Friends Summon 5 Zombies in a session of Gardens & Graveyards

Tourist Send an opponent through all three Metropolis transitions in one fight

Order Fulfilled You completed all 10 Exotic Export orders.

Teensies' hero Rescue 300 Teensies

Air Selfie Take a Selfie on the Paper Plane

Guns Guns Guns Campaign: find 15 collectable weapons

Strive for Arcade Perfection Get all Qwark Tokens (100%) on all Vid Comics

Weaponsmith Made one of every custom weapon

Anyway, Here's "Firewall" Activate the Backburner's firewall.

.45 old school Perform 45 kills with the M1911 Handgun in Multiplayer

There Will Be Blood! Spill 10000 pints of blood

What time is the test? Win a Quick Race on any track in the College Campus (not unlockable in Split Screen mode).

You'll Only Get Burned Completed "The Price of an F-Cup."

No Stone Unturned Find every collectible strewn across Medici.

World Traveler Collect one glowing piece from each of the 4 toy sets.

Batman Clear Chapter 2 using Nigel the Bat

Shipwrecker Gain access to and complete the Battleship mission

Equal and opposite Find an Anti-Cube.

Warrior Special Dodge the Warrior's attacks 20 times in one battle.

Trick Rider Perform All Stunts With Agro

The Price of Life Completed chapter 5.

Short Circuit Destroy ten enemy robots that have been disabled with an EMP emitter.

TLAD: One Percenter Help Billy get his bike back. (The Lost and Damned)

Chemical Crisis Complete story level 5

He Went Commando Obtain all Ratchet & Clank 2: Going Commando trophies

New Profile Who This? Change your Player Banner, Avatar Border, and Player Title

Slippery Slope Create a slide

Unexpected Guest Disguise yourself as Mr. Norfolk and assassinate Kalvin Ritter.

Lift Off Use only the Booster for 15 non-consecutive minutes -- Air Lifter and Retract can't be active!

Suck It Up Kill 40 Enemies with the Suck Cannon at the Crash Site

Operation Deep Execute Complete Operation Deep Execute.

Penicillin Anyone? Infect 30 Enemies with the Infector Gadget on Mylon

Moon On A Stick Moons don't belong on sticks! Get rid of it!