MP Overachiever
You've won a Deathmatch game with 15 kills without dying.
50 ✓ October 15th, 2016
Serial Killer
You've killed 1000 players in MP
50 ✓ November 19th, 2016
SKX
Just like SKX, you've killed 9 serial killers. (Other players with the serial killer achievement)
50 ✓ October 15th, 2016
Bum King
You survived 5 Bum Rush rounds as SCU without firing a shot
30 ✓ October 15th, 2016
Chain Gang
Each level of chain attack has been executed a number of times
30 ✓ October 15th, 2016
Restraint... Not
You've won 10 Crime Scene games as SCU without firing a shot.
30 ✓ October 15th, 2016
Survivor King
Bum Rush Survivor 5 times
30 ✓ October 15th, 2016
Cut Throat
You've performed 25 finishing moves to take out your opponents.
30 ✓ October 11th, 2016
Defender
You've defended the goodies ten times over
25 ✓ October 15th, 2016
EPA (Environmental Pwnage Area)
You've half-nelsoned your way to success
25 ✓ September 30th, 2016
Flambe
Earned with the liquor burn method
25 ✓ April 5th, 2016
Just The Facts
You've collected the evidence 10 times
25 ✓ October 15th, 2016
Magellan
You've played each map several times over
25 ✓ October 15th, 2016
A La Mode
You've tasted each Multiplayer mode 5 times.
25 ✓ October 15th, 2016
The Plumber
Your pipe is your friend
25 ✓ October 16th, 2016
Rush Champ
You've defeated the SCU 5 times in Bum Rush
25 ✓ October 16th, 2016
Self Medicated
You've bandaged your wounds
25 ✓ April 15th, 2021
Brick Wall
You've blocked incoming attacks 5 times.
10 ✓ October 11th, 2016
Collector
You've collected the evidence 5 times
10 ✓ October 15th, 2016
Punch Drunk
Fist Fight! Fist Fight!
10 ✓ October 7th, 2016
Sleuth
You earned a PERFECT with your investigative skills
10 ✓ April 15th, 2021
Sidekick
You've assisted in scanning evidence in MP
10 ✓ October 15th, 2016
The Final Word
You completed your first environmental finishing move.
10 ✓ February 15th, 2010
Anger Management
You've expressed a wide range of emotions
10 ✓ February 15th, 2010
Beat Cop
You've taken on a mission and survived
10 ✓ February 15th, 2010
Big Game Hunter
The antler was used with success
10 ✓ April 5th, 2016
Chief Investigator
You mastered it all on the hardest setting
50 
Detective - First Grade
Unlimited ammo is your friend thoughout the game
50 
Gold-Plated
Gold times Eleven
50 
Can You Hear Me Now?
You've removed all emitters
30 
Detective
Unlimited ammo is your friend for a mission
30 
Master Investigator
You earned every point possible in Evidence Mode
30 
Trooper
You've been through all missions
30 
Tune In Tokyo
You've tuned in all TVs through all missions
30 
Decisive Restraint
No guards were killed in the City Museum.
25 
Bloodshot
You unlocked all Bloodshot Fight Club Arenas
25 
Investigator
You took on the hardest and beat them at their game
25 
GOOOAAALLLL!
The foosball piece was used successfully - again and again
10