Full list of all 50 Crysis 2 achievements worth 1,000 gamerscore. It takes around 50-60 hours to unlock all of the achievements on Xbox 360.
Find all New York Souvenirs
Break the speed limit in front of 10 speed cameras
Scan all of Richard Morgan's books in the NY public library
Throw an alien down the sinkhole in Dark Heart
Single Player: Kill two enemies with a single bullet
Kill 10 enemies with grab and throw
Kill 10 enemies by throwing an object at them
Single Player: Kill 5 enemies while sliding
Kill a CELL operator with a giant donut in Lower Manhattan
Finish the single player campaign on any difficulty
Reach Central Park
Single Player: Kill 20 enemies with the Microwave cannon
Locate Jacob Hargreave
Complete the evacuation at Times Square
Defend Central Station
Assist the evacuation at Bryant Park
Single Player: Kill at least 3 enemies with a single grenade
Single Player: Stealth kill 25 enemies
Reach the Hargreave-Rasch building
Assist the Marines in Madison Square
Infiltrate the alien hive
Infiltrate the CELL facility at Wall Street
Multiplayer: Finish top of the Scoreboard
Create your first custom class
Collect 20 Dog Tags
Be in a squad of at least 3 people and play a full game
Find Nathan Gould
Assimilate alien tissue at the crash site
Single Player: Kill 4 enemies in a row with headshots
Escape the Battery Park evacuation center
Complete In at the Deep End
Complete 3 Xbox LIVE matches
Complete 6 levels on Veteran difficulty
Complete 12 levels on Veteran difficulty
Complete 6 levels on Supersoldier difficulty
Complete 12 levels on Supersoldier difficulty
Complete the single player campaign on Veteran difficulty
Complete the single player campaign on Supersoldier
Keep all marines alive during the rescue in Semper Fi or Die
Re-route the power in Eye of the Storm without being detected
Multiplayer: Reach Rank 50
Multiplayer: Fully level the Nanosuit
Multiplayer: Unlock all the weapons
Get 1 of each Skill Kill
Multiplayer: Get 30 Spot Assists
Multiplayer: Win a match of every game mode
Play online 6 months after your first time
Unlock 150 Dog Tag displays
Multiplayer: Fully level a Suit Module
Multiplayer: Play a full game on every map