- Revenge Revisited
You've completed Story Mode on hard difficulty.
17 November 2010 - 5 guides
- Trail Of Corpses
You've killed 53,596 infected.
14 November 2010 - 5 guides
- Pt
You've achieved a Platinum Medal for all Events.
08 November 2010 - 7 guides
- Au
You've achieved a rating of Gold or better in all Events.
- Web Of Knowledge
You've acquired all nodes in the Web of Intrigue.
02 July 2010 - 2 guides
- Self-Deception
You've discovered what happened to Alex Mercer.
02 July 2010 - 4 guides
- Origin
You've discovered the history of Elizabeth Greene.
- Hope
You've discovered the truth behind Hope, Idaho.
30 June 2010 - 3 guides
- Unnatural Selection
You've acquired all upgrades available.
03 July 2009 - 7 guides
- Wrecking Yard
You've destroyed 2,000 vehicles.
03 July 2009 - 5 guides
- Brain Trust
You've completed all Consume Events.
03 July 2009 - 5 guides
- Nice Guy
You've consumed fewer than 10 Civilians during Story Mode.
03 July 2009 - 2 guides
- Hard To Kill
You've completed Story Mode without a single death.
03 July 2009 - 5 guides
- One Thousand Suns
You've completed the Supreme Hybrid Boss Battle.
03 July 2009 - 8 guides
- On Instinct
You've completed the Mother Boss Battle.
01 July 2009 - 6 guides
- Return Fire
You've caught an object tossed by a Hydra; and have thrown it back.
01 July 2009 - 5 guides
- The Butcher
You've killed 50 characters in 5 seconds.
01 July 2009 - 10 guides
- In Plain Sight
You've evaded 10 strike teams.
- Children Of Blacklight
You've completed the Supreme Hunter Boss Battle.
01 July 2009 - 8 guides
- In The Web
You've consumed 50 Web Targets.
- Gunning
You've destroyed 20 Helicopters in a single Helicopter flight.
01 July 2009 - 6 guides
- Streetwise
You've collected all Landmark collectibles scattered across New York City.
01 July 2009 - 2 guides
- Infiltrator
You've infiltrated 10 Military Bases disguised as a Commander.
30 June 2009 - 3 guides
- Surface-To-Air
You've shot down 50 helicopters while driving armor.
30 June 2009 - 3 guides
- SME
You're now certified to drive and fly all vehicles.
30 June 2009 - 3 guides
- It's Him!
It's definitely not you. You've patsied 5 military personnel.
30 June 2009 - 3 guides
- Mankind Is Your Mask
You've completed 3 missions without causing a single Military Alert.
30 June 2009 - 2 guides
- Errand Boy
You've completed the Specialist Boss Fight.
30 June 2009 - 2 guides
- Cleanup
You've killed 15 characters with a single Whipfist attack.
30 June 2009 - 4 guides
- Threat Elevated
You've brought down your wrath on 25 strike teams, erasing them from existence.
30 June 2009 - 3 guides
- Endless Hunger
You've consumed 200 characters to regain health.
30 June 2009 - 2 guides
- Misconception
You've destroyed 25 Infected Water Towers before they hatched.
30 June 2009 - 7 guides
- The Cleaner
You've destroyed 10 Military Bases or Infected Hives in New York City.
30 June 2009 - 3 guides
- Repossession
You've seized 50 vehicles from enemy hands.
- Speed Bumps
You've run over 500 characters in a single tank.
29 June 2009 - 5 guides
- Crossing The T
You've completed the Hunter Boss Encounter.
29 June 2009 - 2 guides
- Half-Truths
You've completed a mission without causing a single Military Alert.
29 June 2009 - 4 guides
- Polymath
You've collected all Hint Collectibles scattered across New York City.
28 June 2009 - 3 guides
- Evolutionary Step
You've used the Upgrade Menu to acquire an Upgrade.
- The First Thread
Web of Intrigue unlocked.
28 June 2009 - 2 guides