Deus Ex: The Conspiracy Cheats

Enter the Goals/Notes/Images screen. Press L2, R2, L1, R1, Start(3) to display another tab on this screen with the following options:

During play, Press [select].
Then press:
[L2],[R2],[L1],[R1],[Start],[Start],[Start]
A new option will appear entitled "Cheats", where you can enable various cheat modes.

Enter the Goals/Notes/Images screen. Press L2, R2, L1, R1, Start, Start, Start to view another tab on this screen with the following options: God
Full Health
Full Energy
Full Ammo
Full Mods
All Skills
Full Credits
Tantalus