Gray Matter Cheats Answers Questions Hints Tips and Walkthroughs for PC Games.

  Home   |   Cheatbook   |    Latest Cheats   |    Trainers   |    Cheats   |    Cheatbook-DataBase 2017   |    Download   |    Search for Game   |    Blog  
  Browse by PC Games Title:   A  |   B  |   C  |   D  |   E  |   F  |   G  |   H  |   I  |   J  |   K  |   L  |   M  |   N  |   O  |   P  |   Q  |   R  |   S  |   T  |   U  |   V  |   W  |   X  |   Y  |   Z   |   0 - 9  
  The encyclopedia of game cheats. A die hard gamer would get pissed if they saw someone using cheats and walkthroughs in games, but you have to agree, sometimes little hint or the "God Mode" becomes necessary to beat a particularly hard part of the game. If you are an avid gamer and want a few extra weapons and tools the survive the game, CheatBook DataBase is exactly the resource you would want. Find even secrets on our page: Gray Matter 
Watch Dogs 2 Trainer Call of Duty: Infinite Warfare Trainer Homefront: The Revolution Trainer Osiris: New Dawn Cheats Resident Evil 7: Biohazard Trainer

 Gray Matter Cheats

Gray Matter

Cheat Codes:
Submitted  by: David K.

Complete the following achievements to unlock Microsoft Gamerscore points. 

Achievement                        Description
A Day in the Rowboat (20 points) - Finished "A Day in the Rowboat" Puzzle Set.
A Message from Laura (20 points) - Finished "A Message from Laura" Puzzle Set.
A Plant in the House (20 points) - Finished "A Plant in the House" Puzzle Set.
A Spectral Presence (20 points)  - Finished "A Spectral Presence" Puzzle Set.
Altering the Plan (20 points)    - Finished "Altering the Plan" Puzzle Set.
Back to the Basics (20 points)   - Completed your very first magic trick.
Bittersweet Memories (20 points) - Got your first memory flash.
C Railer Swoll (20 points)       - Finished "C Railer Swoll " Puzzle Set.
Chatty chatty mouth (50 points)  - Play 1000 dialogs.
Dread Hill House (20 points)     - Finished "Dread Hill House" Puzzle Set.
Fast Play (50 points)            - Finish the game under 5 hours.
Gray Mattered (40 points)        - Finish the game.
He can be nice too (25 points)   - Speak with Mrs. Dalton about the bike.
Houdini's habitat (20 points)    - Finished "Houdini's habitat" Puzzle Set.
I'm Laura Styles! (20 points)    - Finished "I'm Laura Styles!" Puzzle Set.
In the Lab (20 points)           - Finished "In the Lab" Puzzle Set.
In the Lion's Den (20 points)    - Finished "In the Lion's Den" Puzzle Set.
Psi and Psi again (20 points)    - Finished "Psi and Psi again" Puzzle Set.
Psi and the Mind (20 points)     - Finished "Psi and the Mind" Puzzle Set.
Sam gets carded (20 points)      - Finished "Sam gets carded" Puzzle Set.
That Piece of Junk (20 points)   - Finished "That Piece of Junk" Puzzle Set.
The Beast Within (100 points)    - Finish the game with all bonus points.
The Betrayer's Price (20 points) - Finished "The Betrayer's Price" Puzzle Set.
The Experiment (20 points)       - Finished "The Experiment" Puzzle Set.
The Game of Life (20 points)     - Finished "The Game of Life" Puzzle Set.

Submit your codes! Having Codes, cheat, hints, tips, trainer or tricks we dont have yet?

Help out other players on the PC by adding a cheat or secret that you know!

PC GamesSubmit them through our form.

Gray Matter Cheat , Hints, Guide, Tips, Walkthrough, FAQ and Secrets for PC Video gamesVisit Cheatinfo for more Cheat Codes, FAQs or Tips!
back to top 
PC Games, PC Game Cheat, Secrets Easter Eggs, FAQs, Walkthrough Spotlight - New Version CheatBook DataBase 2017
CheatBook-DataBase 2017 is a freeware cheat code tracker that makes hints, Tricks, Tips and cheats (for PC, Walkthroughs, XBox, Playstation 1 and 2, Playstation 3, Playstation 4, Sega, Nintendo 64, Wii U, DVD, Game Boy Advance, iPhone, Game Boy Color, N-Gage, Nintendo DS, PSP, Gamecube, Dreamcast, Xbox 360, Super Nintendo) easily accessible from one central location. If you´re an avid gamer and want a few extra weapons or lives to survive until the next level, this freeware cheat database can come to the rescue. Covering more than 23.500 Games, this database represents all genres and focuses on recent releases. All Cheats inside from the first CHEATSBOOK January 1998 until today.  - Release date january 6, 2017. CheatBook-DataBase 2017
Games Trainer  |   Find Cheats  |   Downloads  |   Walkthroughs  |   Console   |   Magazine  |   Top 100  |   Submit Cheats, Hints, Tips  |   Links
Top Games:   Sniper: Ghost Warrior 3 Trainer  |  Mafia 3 Trainer  |  Battlefield 1 Trainer  |  Dead Rising 4 Trainer  |  Mass Effect: Andromeda Trainer  |  Titanfall 2 Trainer