Cheats
     Enter the following codes on Pause menu:

Cheat code:                   Effect:

[X], [X], [X], [Y], [X]       +1,000 credits

[X], [Y], [Y], [X], [X], [Y]  +10,000 credits

[Y], [X], [X], [X], [Y]       +2 Nodes

[X], [X], [X], [Y], [Y]       +2,000 credits

[X], [X], [X], [Y], [X], [Y]  +5,000 credits

[X], [X], [Y], [Y], [Y]       Refill you Oxygen

[X], [Y], [Y], [X], [Y]       Refill your Stasis and Kinesis energy


Achievements
     Complete each achievement to get the allotted gamerscore:

A Cut Above (10): Kill 30 enemies with the Ripper

Air Alert (10): Zero-G Jump over 100 times

All Systems Go (20): Complete Chapter 3 on any difficulty setting

Armstrong (10): Shoot 50 objects using Kinesis

Autofire (10): Kill 30 enemies with the Pulse Rifle

Betrayed (20): Complete Chapter 11 on any difficulty setting

Big Spender (10): Spend 300,000 credits at the store

Brawler (10): Kill at least 30 enemies with a melee attack

Butcher (40): Dismember 1000 Limbs

Cannon Fodder (20): Complete Chapter 4 on any difficulty setting

Crackshot (5): Achieve a perfect score in the Shooting Gallery

Dead On Arrival (20): Complete Chapter 1 on any difficulty setting

Epic Tier 3 Engineer (150): Complete the game on the hardest diff. setting

Eviscerator (10): Kill 30 enemies with the Line Gun

Exodus (20): Complete Chapter 12 on any difficulty setting

Freeze (15): Use Stasis on 50 enemies

Full Arsenal (30): Own every Weapon in the game

Full Contact (10): Kill 30 enemies with the Contact Beam

Greenhouse Effect (20): Complete Chapter 6 on any difficulty setting

Keeper of the Faith (20): Complete Chapter 10 on any difficulty setting

Lab Rat (20): Complete Chapter 2 on any difficulty setting

Legend Teller (40): Collect 150 Logs

Live With The Hot Ones (10): Kill 30 enemies with the Flamethrower

Marksman (5): Dismember 20 Limbs

Maxed Out (75): Upgrade all weapons and equipment

Merchant (10): Collect 8 schematics

One Gun (40): Beat the game using only the Plasma Cutter

Pack Rat (10): Store 25 Items in the Safe

Pusher (10): Kill 30 enemies with the Force Gun

Ragdoll Check (5): Force an enemy into a Gravity Panel 5 times

S.O.S. (20): Complete Chapter 7 on any difficulty setting

Secret Achievement (10): Continue playing to unlock this secret achievement

Secret Achievement (10): Continue playing to unlock this secret achievement

Secret Achievement (10): Continue playing to unlock this secret achievement

Secret Achievement (10): Continue playing to unlock this secret achievement

Secret Achievement (15): Continue playing to unlock this secret achievement

Secret Achievement (30): Continue playing to unlock this secret achievement

Secret Achievement - Brute Force (15): Kill a Brute

Secret Achievement - Exterminator (15): Kill the Leviathan

Story Teller (20): Collect 75 Logs

Strange Transmissions (20): Complete Chapter 8 on any difficulty setting

Surgeon (20): Dismember 500 Limbs

Survivor (50): Complete the game on any difficulty setting

There's Always Peng! (15): Find the Peng Treasure

Tool Time (10): Kill 30 enemies with the Plasma Cutter

True Believer (20): Complete Chapter 5 on any difficulty setting

Wreckage (20): Complete Chapter 9 on any difficulty setting

Z-Baller (5): Complete Level 6 in Zero-G Basketball


Unlockables

Impossible Difficulty Setting: Finish the game once on Medium difficulty

Military Suit: Finish the game once on Medium difficulty


New Game Plus
     Save after finishing the game. Then, load your CLEARED GAME save.
You  will start a new game on the difficulty which you previously beat
the game with all you Items, all your upgraded equipment, including 10
extra  power  nodes,  50,000  extra credits, and the schematic for the
Military suit (a LEVEL 6 SUIT that costs 99,000 credits).