Spend 3 hours on the DEVELOPER level.
Complete the SHOOTING RANGE and ARENA.
Make 100 Purchases.
Kill all armed enemies on the REVOLUTION level, including all reinforcements.
Set 2 Enemies on fire at once.
Continue playing to unlock this secret achievement.
Complete the game in Ranger Hardcore.
Complete the game in Ranger Mode.
Disarm 10 Traps.
Find the Hidden Ammo in the abandoned part of the station on the QUARANTINE level.
Kill 100 Human Enemies.
Take the Custom Pistol from the Locked Box.
Complete the KSHATRIYA level.
Find 30 artifacts.
Kill 20 spiders with your flame thrower.
Complete the PAVEL level.
Open 8 safe boxes on the PAVEL level.
Kill 100 enemies with heavy weapons.
Complete the KHAN level.
Kill 20 Nosalises on the KHAN level.
Kill more Watchmen that Artyom does.
Сomplete the ANNA level.
Complete the SPIDER LAIR level.
Complete the TOWER level.
Сomplete at least one HUGE mission.
Complete the SNIPER TEAM level.
Kill 10 enemies with headshots using your sniper rifle.
Complete the ASSAULT INFANTRY level.
Use all Musical Instruments in the game.
Complete all 43 of Artyom's hidden Diary pages.
Kill at least one Enemy with each Weapon available in the game.
Stealthily kill 15 Enemies.
Kill 10 enemies in a row with Throwing Knives.
Find all Equipment Stashes in the swamps.
Finish the ASHES level without taking a hit.
Kill all the Reds on the THE CHASE level.
Complete the BRIDGE level without a kill.
Complete the game without killing any Humans unless forced to.
Hold the Platform without dying.
See all Visions in the Dead City.
Kill a Demon with the Helsing.
Install all possible Customizations for a Weapon.
Kill 100 Mutants.
Kill 5 Shrimp with Grenades.
Fall in the Swamp 10 times.
Find and return the crying child's Teddy Bear.
Rescue the Women and Children on the BANDITS level without raising alarm.
Collect 1000 Military Rounds.
Kill all Watchmen before they reach the Railcar.
Make 10 Spiders flip belly-up.
Complete the REVOLUTION level without killing and raising an alarm.
Turn off 40 Lights without breaking them.
Watch the entire Theater Show.
Write 10 of Artyom's hidden Diary pages.
Complete the ECHOES level undetected by the Watchmen.
Complete the FACILITY level without killing or raising alarm.
Break 50 Lights.
Complete the SEPARATION level without killing or raising alarm.
Escape the chasing Nazis on the REICH level without being caught once.
Complete training sequence.
