Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock
Battle Hardened (20 points)	Earn all Gold stars in Operations A through E.
Beam Dance (5 points)	Complete Operation D, Mission 5 without getting hit by a Focus Turret.
Big Spender (20 points)	Spend 10,000 credits on loadout upgrades.
Experienced (5 points)	Earn your first Gold star.
GEN2 (10 points)	Use every Armor Ability at least once.
Home Sweet Home (10 points)	Complete Operation D.
Homing in (10 points)	Complete Operation B.
I Am Your Shield (5 points)	Keep the Elephant 100% intact in Operation A, Mission 3.
Mine Sweeper (5 points)	Do not get hit by any Proximity Mines in Operation E, Mission 2.
Night Knight (5 points)	Do not allow the Watchers to resurrect any Knights in Operation C, Mission 4.
No Loose Ends (10 points)	Complete Operation E.
Not a Scratch (5 points)	Keep the Wraith 100% intact in Operation B, Mission 4.
Ready for Departure (10 points)	Complete Operation C.
Thorough (20 points)	Complete all Assault Ops for Operations A through E.
Vidmaster Challenge A (10 points)	Complete Operation A, Mission 6 with the Blind and Thunderstorm Skulls active.
Vidmaster Challenge B (10 points)	Complete Operation B, Mission 6 with the Hollow and Pacifist Skulls active.
Vidmaster Challenge C (10 points)	Complete Operation C, Mission 6 with the Black Eye and Pacifist Skulls active.
Vidmaster Challenge D (10 points)	Complete Operation D, Mission 6 with the Famine and Thunderstorm Skulls active.
Vidmaster Challenge E (10 points)	Complete Operation E, Mission 6 with the Hollow and Black Eye Skulls active.
Welcome to New Mombasa (10 points)	Complete Operation A.