0
Steam Achievements
Gunner
Kill 100 Enemies while using the Minigun.
Breaker
Kill 100 Enemies while using the Hailstorm.
Heavy Operator
Kill 400 Enemies while using the Minigun.
Practitioner
Complete Chapter 1 on any difficulty.
Hallucinations
Die 5 times while in the Subconscious.
Freezer
Kill 400 Enemies while using the Hailstorm.
Shocker
Kill 100 Enemies while using Shock Therapy.
Lighter
Kill 100 Enemies while using the Sunbeam.
Aversion Therapy
Complete a level on any difficulty without dying.
Conjurer
Kill 100 Enemies while using the Dragon's Grasp.
Operative
Complete Chapter 2 on any difficulty.
Suicidal Tendencies
Die 10 times to self-inflicted explosives fire in any Single Player mode.
Bomber
Kill 100 Enemies while using the Dream Cleaner.
Xenophobia
Kill 10 or more enemies at the same time with any weapon.
Specialist
Complete Chapter 3 on any difficulty.
Paladin
Kill 400 Enemies while using the Sunbeam.
Master
Complete Chapter 4 on any difficulty.
Manic Episode
Enter Berserker Rage at least once in each level of the game in Story mode.
OCD
Use every weapon at least once in any level of the game in Story mode.
Wisdom
Find and enter in all of the Secret areas in any one level of the game.
Stormer
Kill 400 Enemies while using Shock Therapy.
Focused Mind
Defeat a Doorkeeper without taking any damage.
Technician
Kill 400 Enemies while using the Dream Cleaner.
Somnambulist
Complete Story mode on the Nightmare difficulty.
Poor Sleeper
Complete Story mode on the Bad Dream difficulty.
Draconist
Kill 400 Enemies while using the Dragon's Grasp.
Dreamkiller
Defeat a Dreamkiller without taking any damage.
Dissociative Disorder
Kill 25 Enemies while teleporting.
Hoplophobia
Complete one level in Story mode while only using the Minigun.
Pagophobia
Complete one level in Story mode while only using the Hailstorm.
Latent Abilities
Complete every level on any difficulty without dying in the Subconscious.
Rhabdophobia
Complete one level in Story mode while only using the Dragon's Grasp.
Heliophobia
Complete one level in Story mode while only using the Sunbeam.
Psychoanalysis
Kill 25 opponents in any Multiplayer game mode.
Opiophobia
Complete one level without receiving any Health pickups.
Absolute Threshold
Achieve the Gold weapon upgrade rank on the Insanity difficulty.
Instinctual Action
Enter Berserker Rage during a Multiplayer game.
Untouchable
Kill 10 opponents in a row without dying in a Multiplayer game.
Immortal
Complete every level on any difficulty without dying.
Astraphobia
Complete one level in Story mode while only using Shock Therapy.
Mastermind
Conquer 50 brains in Conquest mode.
Prescription
Kill 100 opponents in any Multiplayer game mode.
Ligyrophobia
Complete one level in Story mode while only using the Dream Cleaner.
Simple Jack
Complete a Single Player game in Single Weapon mode.
Psycho Logical
Complete a Single Player game in Time Trial mode.
Mind Guard
Return your team's flag at least 5 times in one CTF match.
Lucid Guardian
Complete Story mode on the Insanity difficulty.
Delusions of Grandeur
Finish a Deathmatch game with the highest score (with at least 3 other players
involved).
Treatment
Kill 300 opponents in any Multiplayer game mode.
Free Association
Kill 3 or more opponents at the same time in a Multiplayer game
Gunner
Kill 100 Enemies while using the Minigun.
Breaker
Kill 100 Enemies while using the Hailstorm.
Heavy Operator
Kill 400 Enemies while using the Minigun.
Practitioner
Complete Chapter 1 on any difficulty.
Hallucinations
Die 5 times while in the Subconscious.
Freezer
Kill 400 Enemies while using the Hailstorm.
Shocker
Kill 100 Enemies while using Shock Therapy.
Lighter
Kill 100 Enemies while using the Sunbeam.
Aversion Therapy
Complete a level on any difficulty without dying.
Conjurer
Kill 100 Enemies while using the Dragon's Grasp.
Operative
Complete Chapter 2 on any difficulty.
Suicidal Tendencies
Die 10 times to self-inflicted explosives fire in any Single Player mode.
Bomber
Kill 100 Enemies while using the Dream Cleaner.
Xenophobia
Kill 10 or more enemies at the same time with any weapon.
Specialist
Complete Chapter 3 on any difficulty.
Paladin
Kill 400 Enemies while using the Sunbeam.
Master
Complete Chapter 4 on any difficulty.
Manic Episode
Enter Berserker Rage at least once in each level of the game in Story mode.
OCD
Use every weapon at least once in any level of the game in Story mode.
Wisdom
Find and enter in all of the Secret areas in any one level of the game.
Stormer
Kill 400 Enemies while using Shock Therapy.
Focused Mind
Defeat a Doorkeeper without taking any damage.
Technician
Kill 400 Enemies while using the Dream Cleaner.
Somnambulist
Complete Story mode on the Nightmare difficulty.
Poor Sleeper
Complete Story mode on the Bad Dream difficulty.
Draconist
Kill 400 Enemies while using the Dragon's Grasp.
Dreamkiller
Defeat a Dreamkiller without taking any damage.
Dissociative Disorder
Kill 25 Enemies while teleporting.
Hoplophobia
Complete one level in Story mode while only using the Minigun.
Pagophobia
Complete one level in Story mode while only using the Hailstorm.
Latent Abilities
Complete every level on any difficulty without dying in the Subconscious.
Rhabdophobia
Complete one level in Story mode while only using the Dragon's Grasp.
Heliophobia
Complete one level in Story mode while only using the Sunbeam.
Psychoanalysis
Kill 25 opponents in any Multiplayer game mode.
Opiophobia
Complete one level without receiving any Health pickups.
Absolute Threshold
Achieve the Gold weapon upgrade rank on the Insanity difficulty.
Instinctual Action
Enter Berserker Rage during a Multiplayer game.
Untouchable
Kill 10 opponents in a row without dying in a Multiplayer game.
Immortal
Complete every level on any difficulty without dying.
Astraphobia
Complete one level in Story mode while only using Shock Therapy.
Mastermind
Conquer 50 brains in Conquest mode.
Prescription
Kill 100 opponents in any Multiplayer game mode.
Ligyrophobia
Complete one level in Story mode while only using the Dream Cleaner.
Simple Jack
Complete a Single Player game in Single Weapon mode.
Psycho Logical
Complete a Single Player game in Time Trial mode.
Mind Guard
Return your team's flag at least 5 times in one CTF match.
Lucid Guardian
Complete Story mode on the Insanity difficulty.
Delusions of Grandeur
Finish a Deathmatch game with the highest score (with at least 3 other players
involved).
Treatment
Kill 300 opponents in any Multiplayer game mode.
Free Association
Kill 3 or more opponents at the same time in a Multiplayer game