Psi-Ops: The Mindgate Conspiracy cheats and cheat codes for PC

Cheat mode:
To enter the following cheat codes, highlight the "Extra Content" option at 
the main menu and press the V key.

Note: 
You have to press the key which assigned to Aura View, and default key is V.

If you entered correctly, you will hear a sound and the console will appear. 
Now type any of the following cheat codes to activate the indicated cheat 
effect.

Note: Some codes are only available in the beta version of the game. 

Cheats:
Type 537893: All psi powers
Type 548975: Take Less damage
Type 978945: Unlimited ammo
Type 987978: No head
Type 456456: Use less PSI power

Skins:
Type 135454: Bikini Pyro
Type 135488: Sara
Type 136876: Tonya
Type 196001: Training Barret 1
Type 196002: Training Barret 2
Type 196003: Training Barret 3
Type 196004: Training Barret 4
Type 196005: Training Barret 5
Type 196006: Training Barret 6
Type 231324: Wei Lu
Type 231644: Fetish Pyro
Type 321646: MP1
Type 364654: Dockworker
Type 365498: UN Soldier
Type 431644: Clown General
Type 454566: Burnt Soldier
Type 456498: Stealth Nick
Type 459797: General
Type 468799: Psi Sara
Type 468987: Jov
Type 484646: Urban Nick
Type 489788: Marlena Pyro
Type 497878: Barrett
Type 546546: Scorpion
Type 564689: Training Nick
Type 654654: Tranquility Wei Lu
Type 654659: MP3
Type 65496873: Saranae
Type 678999: Suicide Sara
Type 698798: Jack
Type 698799: MP2
Type 975466: Wasteland Nick
Type 978789: Dragon Wei Lu
Type 978798: Komiko
Type 998789: Labcoat

Playing Modes:
Type 05051979: Arcade mode
Type 07041979: Co-op mode
Type 465486: Dark mode
Type 7734206: Survival mode

Extra missions:
Type 020615: Up And Over
Type 05120926: Pitfall
Type 090702: TK Alley
Type 154684: Gear Gauntlet
Type 154897: Bottomless Pit
Type 196006: Barret Training
Type 428584: Tip The Buddha
Type 456878: Gnomotron
Type 565485: Psi Pool
Type 568789: Bouncy Bouncy
Type 659785: Aura Pool
Type 76635766: Panic Room
Type 9442662: Gasoline
Type 945678: Stop Lights

Unlock Arcade mode at the "Extra Content" menu: 
Finish the game to unlock the "Arcade" option.

More Psi energy:
Sneak to close enough to guards and use the Mind Drain power.

Get all Powers:
Finish the game once

Unlock Extra Missions:
Find gnomes throughout the game in order to unlock extra missions. 

Aura Pool: Find Gnome in level 8 
Bottomless Pit: Find Gnome in level 4 
Bouncy Bouncy: Find Gnome in level 2 
Floor of Death: Find Gnome in level 4 
Gasoline: Find Gnome in level 6 
GearShift: Find Gnome in level 3 
Gnomotron, Unlock all extra missions: Find all Gnomes 
Panic Room: Find Gnome in level 3 
Psi Pool: Find Gnome in level 6 
Stop Lights: Find Gnome in level 7 
Survival Mode: Find Gnome in level 3 
Tip The Idol: Find Gnome in level 1 
TK Alley: Find Gnome in level 2 
Up And Over: Find Gnome in level 4 

Unlock skins:
Complete the following tasks:
Wei Lu: Finish the game on the normal mode
Wasteland Nick: Finish the game on the hard mode
Urban Nick: Finish the game on the normal mode
UN Soldier: Finish the game on the easy mode
Training Nick:  Finish the game on the easy mode
Tonya: Finish the game on the hard mode
Suicide Sara: Finish the game on the hard mode
Stealth Nick: Finish the game on the elite mode
Sara:  Finish the game on the normal mode
Psi Sara: Finish the game on the hard mode
MP3: Finish the game on the hard mode
MP2: Finish the game on the normal mode
MP1: Finish the game on the easy mode
Marlena Pyro: Finish the game on the elite mode
Labcoat: Finish the game on the easy mode
Komiko: Finish the game on the normal mode
Jov: Finish the game on the elite mode
Jack: Finish the game on the elite mode
General: Finish the game on the elite mode
Dragon Wei Lu: Finish the game on the hard mode
Dockworker: Finish the game on the easy mode
Clown General: Find all 6 orbs in the General Boss battle
Burnt Soldier: Finish the game on the normal mode
Bikini Pyro: Finish the game on the elite mode
Barrett: Finish the game on the elite mode