Complete the following tasks to unlock PlayStation 3 trophy rewards.

Trophy	How to unlock
Assassin (Bronze)	Kill 50 soldiers using stealth in story mode.
Bonus Hunter (Silver)	Find and collect 36 bonus Ulyssium.
Carnage (Silver)	Kill 300 soldiers in story mode.
Combo Slayer (Bronze)	Kill 50 soldiers using combo attack in story mode.
Hollywood Star (Bronze)	Get spotted by security cameras at least 10 times in story mode.
Martial Art Master (Silver)	Unlock all combos.
No Mercy (Silver)	Finish all three chapters with combat rank S in story mode.
Path of Justice (Bronze)	Finish the game on any difficulty.
Path of Revenge (Gold)	Finish the game on Veteran difficulty.