Dark Sun 2: Wake Of The Ravager Codes -

Cheat mode:
Start the game with the dsun -K911 command line. Then, enter of the following codes to activate the corresponding cheat function.

Effect	Code
Raise level of party	T
Raise level of character	t
Restore all magic	M
Increase attack power	[Alt] + F2
Learn all spells	[Alt] + F4

Additional cheat mode:
Start the game with dsun -K911 and the following command line parameters

Effect	Command line parameter
All spells	-s
All psionics	-p
No music	-m
No introduction	-a

Addendum: Key To The Chains:
For Jungle Quest's step 13 (freeing the sultan's daughter), you can also threaten to hex the giant. He will say something about not wanting anything to do with evil wizards and give you the key to the chains.