OMGWTFMATZE

Epic Fumble Force an enemy to drop dynamite that kills two people when exploding.

Unfinished Business Complete one challenge.

Crab Cakes Kill FeeFee the crab.

Intellectually Superior Complete all optional tombs.

Archaeologist Collect 75% of all relics.

Feather Duster Kill and loot 10 flying animals (crows and gulls).

Surge Use Symbiote Abilities 25 times during Symbiote Surge
5/25

Bag Full O' Cache Find 75% of GPS caches.

Dedicated Collect all Trophies

Lethal Purchase all skills in all categories.

Boom Goes the Dynamite Shoot a bundle of dynamite out of the air.

No Stone Left Unturned Find all documents, relics and GPS caches.

The Professional Fully mod and completely upgrade all weapons.

Sole Survivor In multiplayer, be the only player on your team that isn't dead or downed.

Inconceivable! Complete all challenges.

Get Over Here! Rope pull 5 enemies off edges.

Death Mode: Spiral Staircase Complete the Death Mode level.

No Cheating You exposed some infidelity.

Take It For A Spin You did what the wind couldn't.

In Sync Music was played in harmony.

You Started It Not kids anymore.

Timeless Treasure You linked up to get past.

Mayday! You almost took to the skies.

Deadeye Shoot 10 enemies off zip lines.

On My Way Up Reach level 10 in multiplayer.

Death Mode: Thermogenica #1 Complete the Death Mode level.

Live The Dream "Houston, we've had a problem."

Managed Anger Dark desires done right.

All The Ways Out Collect all trophies

Death Mode: Cities Complete the Death Mode level.

Death Mode: Touch The People Complete the Death Mode level.

Death Mode: Event Horizon #2 Complete the Death Mode level.

Death Mode: Disasteroids Complete the Death Mode level.

Death Mode: Extraterrestria Complete the Death Mode level.

Death Mode: Event Horizon #1 Complete the Death Mode level.

Death Mode: Thermogenica #2 Complete the Death Mode level.

There's No "I" In "Team" Completed 15 missions in co-op

Death Mode: Aquatica Complete the Death Mode level.

Warranty Void if Used Create a customized weapon.

Death Mode: Break-a-noids Complete the Death Mode level.

Death Mode: Mechanica Complete the Death Mode level.

Death Mode: Invaderoids Complete the Death Mode level.

Death Mode: Galaxanoids Complete the Death Mode level.

Former Adventurer Incapacitate 25 enemies with dodge counter.

United We Stand Defeated the Rakk Hive, the Vault Boss, Sledge, Krom, or Flynt in a co-op game

You've Gone Platinum Complete all Death Mode and Beat School levels.

Familiar Methodologies Fight off Hartman

Good Samaritan Revive a teammate in a multiplayer match.

Five Fully Upgraded Weapons Fully upgrade five weapons

Adventurer Complete a match in all multiplayer modes.