Complete the game in Survival Mode.
Complete the BRIDGE level without a kill.
Kill 100 Human Enemies.
Complete the PAVEL level.
Complete the FACILITY level without killing or raising alarm.
Rescue the Women and Children on the BANDITS level without raising alarm.
Kill the Rhino.
Free the Prisoners.
Turn off 40 Lights without breaking them.
Find out about the Reds' plans.
Escape from the Red Line.
Drink at every occasion.
Spend 30 minutes' worth of Filters.
Make Moskvin tell the truth with help from the Dark One.
Open 10 locked safe boxes.
Use 10 Lever Switches.
Complete the SPIDER LAIR level.
Complete the KSHATRIYA level.
See all Visions in the Dead City.
Complete the ECHOES level undetected by the Watchmen.
Escape the chasing Nazis on the REICH level without being caught once.
Kill 100 Mutants.
Disarm 10 Traps.
Choose three primary weapons that use different ammo.
Complete the KHAN level.
Make 10 Spiders flip belly-up.
Complete the TOWER level.
Burn 50 Cobwebs.
Complete the HEAVY SQUAD level.
Complete the SNIPER TEAM level.
Complete the ANNA level.
Finish the ASHES level without taking a hit.
Remove your mask when Lesnitsky demands it.
Save the Bear from the Watchmen after the fight.
Spend 1 hour on the DEVELOPER level.
Complete the REVOLUTION level without killing and raising an alarm.
Complete the SEPARATION level without killing or raising alarm.
Complete the game in Spartan Mode.
Find and return the crying child's Teddy Bear.
Complete all 43 of Artyom's hidden Diary pages.
Kill all armed enemies on the REVOLUTION level, including all reinforcements.
Complete training sequence.
Kill the Watchmen attacking the Railcar without taking any damage.
Watch the entire Theater Show.
Kill 10 enemies in a row with Throwing Knives.
Stealthily kill 15 Enemies.