SonicReducer

Sunday Driver Complete the driving portion of S.O.E. without hitting any obstacles.

Explosives Expert Get 150 kills with the Carbine 40mm, LAARK, or frag grenade in the single player Campaign.

Maximum Firepower Take control of an ASP.

Class-A Ninja Complete game on Normal difficulty

Blade Runner - 75 kills with the knife Kill 75 Helghast using the knife

Mourning Stars Complete all City Takeover gameplay in the New Colvin district.

Tactical Specialist Get 5 Medals based on a Specialist Ability in a single game.

Sword Master Perform 14 hits in one combo.

Cuts Like A Knife Collect All Kunai Upgrades

Barrel Roll a Toy Car in the Airfield Awarded for successfully landing a Barrel Roll in the Airfield driving any of the Toy Cars

Photo-Finish Beginner Gain a star in any event of 'Photo-Finish'

Helping Hands Revive a Co-op player 20 times

Speed() Complete each Speed Test.

Hanging With Mr. Pierce Complete all City Takeover gameplay in the Downtown district.

Hack the Planet Complete all City Takeover gameplay in the Stanfield district.

Iron Boots Drive over 5 spike strips with re-inflates equipped

Apex Eater Kill the Atomic Leviathan

Flash the Pan Destroy all Gang Operations in Steelport.

Paint Splurge Fire 5,000 paintballs

4.5 seconds of Crash TV Air Time Successfully land the Island Mega jump from the Crash TV Ski Jump and get at least 4.5 seconds of Air Time

Trauma Center Defeat Dr. Benedict.

Conga Line! Get chased by 5 enemies at the same time

Sunstone Medal Defeated Katrina's Mech using Sunstone Knack

Sphinx' Riddle Complete all 40 of the Catwoman Riddler grid items

Rogue's Trophy All Rings Obtained

DLC: Zombies: Killer BeeZ Destroy all the Zom-bee nests in Laboratory of the Dead.

Goodbye() Recurse through the story.

Risk() Complete five encounters with all 10 Limiters in use.

One() Achieve User Level 24

Unnatural Talent Read Luigi's mind while he's singing

Super Hero Awarded for collecting all the merit awards.

Huffing and Puffing It's not the big bad wolf you have to worry about

Not out of Gobblegum! In Shadows of Evil, purchase and chew every type of GobbleGum in your Pack.

Soldier's Trophy All Unique Weapons Obtained

Babysitter - Revive 25 Buddies Revive your buddies a total of 25 times

Solosseum Supremo Awarded for becoming the champion of the Solosseum Series.

Finish Him You completed 10 melee counters in 4 minutes.

You're the Best... Complete all City Takeover gameplay in the Carver Island district.

T-Bone: Friends in Need Complete Act 1

Bouncer Keep Chimeran forces from entering the Brewpub

Perfect Timing Complete 100% of the Time Trials

Red Wrath and Beyond Defeat Psychoreaver.

Stay of Execution Stop the Grand Guard from pushing someone into the Wall of Light

Infinite Blade Learned all skills in New Game +.
10/12

Complete your first Timed Challenge Awarded when you complete your 1st Timed Challenge.

Burning Shadow Shadow Brand 20 Uruks.

O Mother, Where Art Thou? Have 20 Branded Ghûls at one time.

Teacher's Pet You watched all the tutorials! Take a gold star, go to the top of the class.

Emerald Medal Defeated Gundahar's Robot using Massive Knack

Survive the Wild Escape from the deep dark Wild.