Tom Clancy's Splinter Cell Double Agent Cheats

Unlockables: Endings

Best: You must end with NSA trust above 33 percent. Save at least two of the three targets.
Standard: You must end with NSA trust below 33 percent. Save the three targets, or kill two of the three targets with NSA trust above 33%.
Weak: You must end with NSA trust below 33 percent. Kill all three targets, or kill two of the targets.

Unlockable: Second Skin for Spy
You must obtain RECRUIT level in multiplayer.