Cabela's Big Game Hunter 2008 Cheats
When you beat an area in Career mode 'Save' the game and exit. When you then reload the game and start a new career the extra hunter will be an available option. A hunter can be unlocked for each area you complete.
To get this feature you must collect ALL the tags in a level and then in 'Quick Hunt' mode play the area a second time. To activate the X-Ray vision when you using the scope press X.
Whichever way the cougar comes from first keep facing the same way, and don't forget to turn on your night vision and keep it on.