Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock	Points
Cold Blooded (secret)	Get a kill with an icicle	20
Has science gone too far?	Get a kill using the HT-95 Levkov, XD-1 Accipiter, Rorsch Mk-1, and Schipunov 42	20
King in the North	Complete all Final Stand Assignments	50
Snowbound	Play all Final Stand maps	10
Your Titan is Ready	Get a kill by activating the Titan Engines	20