- Serial Killer
You've killed 1000 players in MP
15 April 2011 - 5 guides
- Bum King
You survived 5 Bum Rush rounds as SCU without firing a shot
15 April 2011 - 3 guides
- Restraint... Not
You've won 10 Crime Scene games as SCU without firing a shot.
- Chief Investigator
You mastered it all on the hardest setting
12 April 2008 - 3 guides
- Detective - First Grade
Unlimited ammo is your friend thoughout the game
11 April 2008 - 2 guides
- Detective
Unlimited ammo is your friend for a mission
11 April 2008 - 3 guides
- Trooper
You've been through all missions
- Master Investigator
You earned every point possible in Evidence Mode
- Gold-Plated
Gold times Eleven
10 April 2008 - 3 guides
- Can You Hear Me Now?
You've removed all emitters
- Tune In Tokyo
You've tuned in all TVs through all missions
- Bloodshot
You unlocked all Bloodshot Fight Club Arenas
- Investigator
You took on the hardest and beat them at their game
- Defender
You've defended the goodies ten times over
08 April 2008 - 2 guides
- MP Overachiever
You've won a Deathmatch game with 15 kills without dying.
- Chain Gang
Each level of chain attack has been executed a number of times
22 March 2008 - 5 guides
- Big Game Hunter
The antler was used with success
- EPA (Environmental Pwnage Area)
You've half-nelsoned your way to success
22 March 2008 - 3 guides
- Flambe
Earned with the liquor burn method
22 March 2008 - 2 guides
- GOOOAAALLLL!
The foosball piece was used successfully - again and again
22 March 2008 - 3 guides
- SKX
Just like SKX, you've killed 9 serial killers. (Other players with the serial killer achievement)
- Sidekick
You've assisted in scanning evidence in MP
20 March 2008 - 2 guides
- Magellan
You've played each map several times over
20 March 2008 - 2 guides
- Survivor King
Bum Rush Survivor 5 times
20 March 2008 - 4 guides
- Just The Facts
You've collected the evidence 10 times
20 March 2008 - 3 guides
- The Plumber
Your pipe is your friend
19 March 2008 - 3 guides
- Rush Champ
You've defeated the SCU 5 times in Bum Rush
19 March 2008 - 2 guides
- Collector
You've collected the evidence 5 times
19 March 2008 - 4 guides
- A La Mode
You've tasted each Multiplayer mode 5 times.
- Cut Throat
You've performed 25 finishing moves to take out your opponents.
19 March 2008 - 2 guides
- Punch Drunk
Fist Fight! Fist Fight!
18 March 2008 - 2 guides
- Brick Wall
You've blocked incoming attacks 5 times.
- Decisive Restraint
No guards were killed in the City Museum.
- Sleuth
You earned a PERFECT with your investigative skills
- Self Medicated
You've bandaged your wounds
17 March 2008 - 3 guides
- Anger Management
You've expressed a wide range of emotions
17 March 2008 - 3 guides
- Beat Cop
You've taken on a mission and survived
- The Final Word
You completed your first environmental finishing move.