Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
...Not Nearly Big Enough (15 points)	Perfect the Prime Guardian boss fight.
...Not Nearly Long Enough (15 points)	Perfect the Carrion boss fight.
...Should've Brought a Friend! (15 points)	Beat Carrion with both Ares and Tarus.
99 Problems but a Hit Ain't One (5 points)	Achieve 99 attack combo.
And Don't Come Back! (15 points)	Perfect the Goliath boss fight.
Armored Saint (5 points)	Find the drone repair bay.
Behold! My True Strength! (15 points)	Achieve character level '5'.
Bookworm (15 points)	Collect all the Data cubes.
Break the shell (10 points)	Beat Zypher Pod with Ares.
Bursting with Energy (5 points)	Destroy 5 or more enemies, at once with Solar Strike.
But That's Another Story (15 points)	Finish the game with Tarus.
Embrace the Dark Side (20 points)	Perfect the boss fight in chapter 5 with Ares.
I AM the Destroyer! (10 points)	Achieve character level '4'.
I Feel Mighty, Oh So Mighty! (5 points)	Get stronger!
I Have the Power! (15 points)	Collect all Upgrade chips.
It was a Freakin' Bug Hunt! (15 points)	Perfect the Zypher Pod boss fight.
It's Just My Size (15 points)	Perfect the Sentinel boss fight.
It's the Only Way (15 points)	Beat the boss in chapter 5 with Tarus.
Not-So-Mighty Zytron Rangers (10 points)	Beat Zytron Walker, Zytron Trooper and Zytron Booster with Tarus.
Oh, the Humanity! (20 points)	Perfect the Minos Cannon boss fight.
Primary Directive (15 points)	Finish the game with Ares.
Ready for Action (15 points)	Acquire all abilities and weapons.
Secondary Directive (15 points)	Beat the boss in chapter 5 with Ares.
Set Phaser to KILL! (10 points)	Upgrade one of your weapons to its maximum level.
Shield Breaker (5 points)	Break the enemy's shield with Plasma Shock or Lockdown.
So Much Fail... (20 points)	Perfect the boss fight in chapter 5 with Tarus.
The First of Many... (10 points)	Beat Goliath.
Universal Soldier (20 points)	Achieve character level '6'.
Unlimited Power! (20 points)	Finish every chapter without using repair.
Vulgar Display of Power (15 points)	Upgrade every weapon and ability to its maximum level.