PSE or Playerstats editor allows you to edit your playerstats.txt file (used with EasyAccount Manager by BlackDove).

Current Version: 0002.2 (2009.11.26:09.30)
http://www.mpcforum.com/showthread.php?t=245273
Features

    * Version 0001
    * Experience
    * Prestige
    * Score
    * Kills
    * Longest Streak
    * Deaths
    * Assists
    * Headshots
    * Time Played
    * Wins
    * Losses
    * Ties
    * Win Streak
    * Accolades
    * Version 0002
    * One-Click Button Challenge Completion & Reset
    * Data Validation (If you enter a value too high or too low, it will automatically be corrected.)
    * Titles
    * Emblems
    * Challenges : Perks : Levels
    * Challenges : Perks : Progress
    * Challenges : Weapons : Levels


A lot more features are planned.
Not taking suggestions at the moment. Will later.

Bug-Fixes

    * Version 0002.2
    * Maximum value of Time Played is now correct (max of signed 8-byte integer).


Pictures:

    * Version 0001
    * http://tinypic.com/r/namf9/6
    * http://tinypic.com/r/hvtrba/6
    * Version 0002 (Alpha)
    * http://tinypic.com/r/118pr9x/6
    * Version 0002
    * http://tinypic.com/r/2r6k3v9/6
    * http://tinypic.com/r/r283t5/6
    * http://tinypic.com/r/157ewc0/6
    * http://tinypic.com/r/1zz4xmd/6
    * http://tinypic.com/r/2usjyg1/6


Videos:
Tutorial (NOT made by me): http://www.youtube.com/watch?v=tsAySLke6bQ

Notes:
This is programmed using AutoHotkey.
Please ask for the decompilation password if interested. (I don't mind giving it out.)

Usage:

   1. Read instructions and documentation for EasyAccount Manager.
   2. Export your playerstats.txt file using EasyAccount Manager.
   3. Backup your playerstats.txt file (copy it).
   4. Open PSE.
   5. Click the open button and select your playerstats.txt file.
   6. Edit to your liking.
   7. Click the save button, and wait for the "Saved!" message.
   8. Close PSE.
   9. Import your modified playerstats.txt file using EasyAccount Manager.
  10. (Play a game to make the statistics stick if not using Auto-Stats Management feature of EAM.)