In Star Wars: The Force Unleashed 2 for the PS3, Xbox 360, there is a cheat code you can use to unlock the Dark Green (healing) lightsaber crystal.
Pause the game and choose Options, then select Cheat Codes.
Enter the code LIBO to unlock the Dark Green sightsaber crystal.
Watch Dogs – Easter Eggs
The Last Of Us - Firefly Pendants Collectible Guide (Look for the Light Silver Trophy)
Tales of Symphonia Chronicles – Trophy List
Assassin’s Creed IV: Black Flag – Elite Design Plans Guide
Watch Dogs – Weapons Trade Investigation Guide