Messknecht

Stu-pen-dous Place the word "pen" stupendously

On the clock Beat the qualifier time on any Time Trial stretch

"It" Kept You Busy Defeat Pesanta in Separate Ways.

Re-Armed Confront the Stray Arm

Friendly Skies Defeated all waves in The OPS Zeal.

Vacuum Cleaner Decompress 20 Necromorphs without getting sucked out yourself

The Tape Find the tape

*Slap* In solo play, finish off a Goliath with a melee attack

Battering Ram Shield Bash 5 different thugs

Rexecutioner Destroy the Metal Gear REX boss

Ran out of fingers Find 11 hidden bags

Cock of the Walk Defeat an enemy using the Pollo Bomb

Frequent Flyer Zip Kick 5 different thugs

Butterfly Collector Collect some butterfies.

He Must have a Reason Stand up for someone even though you haven't met him

Completist - Destroy everything on the MAWLR Destroyed every destructible weapon on the MAWLR while on foot and on the Intruder

The Next Most Logical Course of Action Start a group dance party

Had Enough of Preachers Defeat Osmund Saddler in Separate Ways.

Back to School Play any Popit Puzzle whilst wearing a Newton costume

Hidden Agenda Discover 15 secret areas

Sweep the Board Complete every puzzle

Victory - Complete Campaign on Elite Completed every mission on Elite difficulty

Clean Sweep Collect all the trophies

Badass Fully upgrade all of your skills and equipment

I Can Do Blunt Weapons Use Moira's crowbar to defeat 50 enemies in the main campaign.

Burdened Make peace with the Wanderer

Brother Rememberance Find your Brother's memento

Eye of the Tiger Win 15 matches in Survivors.

Mutie Blues Complete Blue Line Station in the Campaign

Passion for Fashion Obtain all costumes.

Face to Faces Defeat the Dragon

Cryptographer Break the code.

Starsenal Obtain all weapons (must load grenade launcher with all shell types).

Mother Rememberance Find your Mother's memento

The Devil wears Revenge! Defeat Calaca with full health in Diablo's Suit

The Frog Find the frog

All In Earn all available Trophies for Modern Warfare® 3.

The AAA Battery Find the AAA battery

Gest Finish all levels in Warrior difficulty

The Team That Slays Together... Win 15 matches in Team Slayers.

Father Rememberance Find your Father's memento

Free Bird Destroy 25 or more of Newton's robots

Detective Find every secret

Completed Memories Finish the game after finding all mementos

Surgical Searching Explore every area to 100% completion

QuickFire Artiste Fire 40 paintballs in under 5 seconds

Made Whole Obtain every trophy in the game

The Button Battery Find the button battery

Vault Assault Complete Gearhead Vault in the Campaign

Blessed by Lady Luck All the dice roll 1s.