Long Distance Runner
Sprint for 4000 meters (in total)
Headhunter
Smash 50 heads with a kick to the head in the finisher
I337 h4xx0r
Hack a device with L2 Security with less than 5 mistakes
Jackpot!
Find an ammo pack in the vending machine
Good Listener
Listen to all recordings in the game
Doctor Nosy
Find most of notes in the game
Look Ma', no scope!
Kill 100 using headshots
Hammerin' time!
Kill 30 opponents with Power Hammer
Pacifier
Kill 50 opponents with 'Pacyfikator' Telescopic Baton
Coup de grâce
Kill 30 using the finishers
Hack n' Slash!
Kill 50 opponents with Sickle
Here's Albert!
Kill 50 opponents with Firefighter's Axe
Special Treatment
"Tranquilize" 20 opponents with Syringe
Olé!
Kill 30 opponents with Raging Bull
Dancing Loony Bin
Beat the game on InSane difficulty setting
Asylum
Beat the game on Hard difficulty setting
Sanitarium
Beat the game on Normal difficulty setting
Clinic
Beat the game on Easy difficulty setting
Parasomnia
Complete Level 1
Psychosis
Complete Level 2
Depression
Complete Level 3
Mania
Complete Level 4
Agoraphobia
Complete Level 5
Phagophobia
Complete Level 6
Neurosis
Complete Level 7
Paranoia
Complete Level 8
Delusion
Complete Level 9
Insomnia
Complete Level 10
Shelter "Gory"
Kill 100 with dismemberment
Underground Arena: First Encounter Finished
Finish first encounter
Underground Arena: Second Encounter Finished
Finish second encounter
Underground Arena: Third Encounter Finished
Finish third encounter
Underground Arena: Fourth Encounter Finished
Finish fourth encounter
Underground Arena: Fifth Encounter Finished
Finish fifth encounter
Underground Arena: Sixth Encounter Finished
Finish sixth encounter
Underground Arena: First Boss Defeated
Defeat first boss
Underground Arena: Second Boss Defeated
Defeat Second Boss
Underground Arena: Third Boss Defeated
Defeat Third Boss
Shelter Entryway: First Encounter Finished
Finish first encounter
Shelter Entryway: Second Encounter Finished
Finish second encounter
Shelter Entryway: Third Encounter Finished
Finish third encounter
Shelter Entryway: Fourth Encounter Finished
Finish fourth encounter
Shelter Entryway: Fifth Encounter Finished
Finish fifth encounter
Shelter Entryway: Sixth Encounter Finished
Finish sixth encounter