Stackamac

Junior Geologist Find 25% of the Shards.

Fertilizing the Land Using a tractor, obliterate 5 enemies (Campaign only).

Drop Everything Thunder Drop for a total distance of at least 500 meters.

Community Organizer Take over all territory in the Neon District.

Getting better Reach level 10 in Classic Mode

Go get them Reach 50,000 points in Classic Mode

The Greatest SOB That Ever Lived Laugh in danger's face by executing a Clutch Nixon stunt in each region (Solo Campaign only).

Taking Out The Trash Defeat Alden.

Pack Rat Grab 1 of each collectible item. You never know when it will come in handy (Solo Campaign only).

Ignoble Beasts Kill a bison using only melee weapons (Campaign only).

Where's the Beef? Tenderize a bull with your bare hands. To death (Campaign only).

Goody Two Shoes Reach full positive Karma.

The Hurk Locker Truly bond with Hurk by destroying 15 vehicles together (Campaign only).

Show them who's boss Reach 75,000 points in Classic Mode

Back With Trish Reconciled with Trish.

ARCADE Hero Play the 'Arcade Hero' mode 5 times (Arcade only).

Frequent Flyer Travel 5 kilometers using Static Thrusters.

Kill or get killed Kill 25 enemies in Arena Mode

Unlock the Arena Mode Reach 100,000 points in Classic Mode

Getting used Kill 50 enemies in Arena Mode

Fish Market Sell 20 fish for cash (Campaign only).

Brave Kill your first enemy in hard mode

Without any mercy Kill 75 enemies in Arena Mode

Inconceivable! Complete all challenges.

Kill them all Kill 100 enemies in Arena Mode

Platinum-explosion Complete all the trophies

Big Spender Spend $50000 in Vehicle Shops (Campaign only).

I am Speed Complete the game in less than 2 hours.

All Done Unlock all trophies.

Hitting it Off Play 3 quests with a friend (Campaign only).

ARCADE Player Reach level 20 in the Arcade (Arcade only).

Opportunity Knocks Using rocks or cans, distract 15 enemies (Campaign only).

Good Sphere Good guys put a stop to the madness.

AC/DC Drain 750 megawatts of power from Empire City.

Just Scratched the Surface Collect all Dead Drops in the Neon District.

Rope-A-Dope-A-Dope String up one henchman and drop him to surprise a second (any play mode)

Good Finish Beat the game as a Hero.

Good Intentions Good guys work for the greater good.

Explosive Surprise Kill 5 enemies with sabotaged vehicles (Campaign only).

ARCADE Enthusiast Successfully complete 10 featured Arcade maps in Solo or Co-op (Arcade only).

Civic Leader Take over all territory in the Warren.

Death From Above Drop a bomb from a plane and destroy or disable 4 vehicles at once (Campaign only).

Ace Killer Destroy 10 planes while driving any aerial vehicle (Campaign only).

Member of the Mineral Club Find 50% of the Shards.

Urban Designer Take over all territory in the Historic District.

Get Over Here! Rope pull 5 enemies off edges.

Doctor Cole Heal 250 pedestrians.

Desperate Times Complete Chapter 9.

Fan Friction Acquire the Wind Element for Star-Lord's guns.

Been There, Done That Complete all Hunting & Fishing Challenges (Campaign only).