Take part in the Admiral's tea party on the TAIGA level.
Find maps in the laboratory.
Name the locomotive.
Spend 500 consumable resources on crafting.
Find the guitar and teddy bear on the VOLGA level.
Destroy the biggest statue in front of the children's camp on the TAIGA level.
Make a moral choice in THE TWO COLONELS Chapter.
Provide guidance for Kirill in THE TWO COLONELS Chapter.
Complete THE TWO COLONELS Chapter without using any Medkits on Normal or higher difficulty.
Celebrated the New Year in THE TWO COLONELS Chapter.
Kill 3 Nosalises with flamethrower's melee attack in THE TWO COLONELS Chapter.
Complete THE TWO COLONELS Chapter.
Find all 9 hidden Diary pages in THE TWO COLONELS Chapter.
Complete the SAM'S STORY chapter earning the Captain's full trust.
Organize a documentary screening in the SAM'S STORY chapter.
Find all the Night Hunters' secret stashes in the SAM'S STORY chapter.
Collect all the upgrades for Sammy rifle and Stallion pistol in the SAM'S STORY chapter.
Collect all harmonica melodies in the SAM'S STORY chapter.
Complete the SAM'S STORY chapter.
Set all 5 traps in the SAM'S STORY chapter as the Captain requests.
Complete SAM'S STORY on Normal or higher difficulty without dying in Batwing encounters.
Drive the Bukhanka.
Complete the MOSCOW level.
Kill a demon with fire.
Kill the Catfish.
Complete the TAIGA level without attacking anyone or getting noticed.
Find all upgrades for Artyom's suit.
Attend the wedding on the SUMMER level.
Pass the Research Facility without killing a Blind One on the DEAD CITY level.
Install a modification of each category on a single weapon.
Complete the game in Ranger Hardcore mode.
Kill 300 human enemies.
Complete the game in Iron Mode.
Kill 3 enemies using sniper scope while wearing the Gas mask and using the Night Vision goggles.
After running out of filters in a hazard zone, craft a new one while suffocating.
Find all 70 hidden Diary pages.
Find the passenger train car.
Complete the VOLGA level.
Patch the Gasmask.
Stand your ground against the Bear at the first encounter.
Kill 300 mutants.
Complete the game in New Game+ mode using any modification.
Complete the CASPIAN level.
Find all 21 post cards.
Find a tune on the radio.
Melee-kill or stun 50 enemies.
Make at least one kill with every ranged weapon.
Pass the putrid tunnel.
Get into the Trolley.
Get into a boat.
Kill 30 enemies with Crossbow.
Use the bucket lift on the CASPIAN level to reach the Oasis.
Kill 30 enemies with Tikhar.
Kill 50 enemies at long distance.
Complete the YAMANTAU level.
Complete the TAIGA level.
Spend 500 chemical resources on cleaning weapons.
Find 3 toys in New Game+ mode: teddy bear, sun and fish.
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