Splinter Cell: Double Agent Cheats

Alternate Endings
To unlock different endings, complete the required task during the final mission before the bomb is disarmed.

Ending A (Good Ending): Have NSA trust above 33% and save at least two of the three targets
Ending B (Normal Ending): Have NSA trust below 33% and save all three of the targets OR save only one target and have NSA trust above 33%
Ending C (Bad Ending): Destroy all three targets OR destroy two targets and have NSA trust below 33%

Bonus Equipment
Complete the special objectives in single player mode to unlock new equipment. (Alphabetical Order)

Electric Lock Pick: Primary Objectives in JBA HQ 1
EMP Grenade: Secondary Objectives in Iceland Assignment
EMP Grenade Attachment: Secondary Objectives in Cozumel Assignment
Enhanced EMP Device: Primary Objectives in JBA HQ 1
Enhanced Night Vision: Primary Objectives in JBA HQ 3
Explosive Sticky Camera Attachment: Secondary Objectives in Iceland Assignment
Frag Grenade Attachment: Primary Objectives in JBA HQ 3
Gas Grenade: Primary Objectives in JBA HQ 1
Gas Grenade Attachment: Secondary Assignment in Cozumel Assignment
Hacking Device- Force Hack Upgrade: Primary Objectives in JBA HQ 2
Hacking Device- Software Upgrade: Secondary Objectives in Shanghai Assignment
Shotgun Shell Attachment: Secondary Objectives in Okhotsk Assignment
Smoke Grenade Attachment: Secondary Objectives in Shanghai Assignment
Sonic Grenade Attachment: Primary Objectives in JBA HQ 2
Ultrasonic Emitter: Secondary Objectives in Ellsworth Assignment
Wall Mine Flash: Secondary Objectives in Okhotsk Assignment
Wall Mine Stun: Secondary Objectives in Ellsworth Assignment