Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
By the numbers II	Shoot 200 bullets while the rate of fire is increased.	80
By the numbers I	Shoot 100 bullets while the rate of fire is increased.	20
Destined to be eaten	Lose your first game.	20
First Work	Clear your first wave.	20
First kill!	Defeat an enemy for the first time.	80
Having burnt one's boats	Endure 3 waves with 1 piece of baumkuchen remaining.	100
I'm not giving up!	Reach the 12th wave.	100
Killing two birds with one stone	Kill two or more enemies at once with a single laser shot.	100
Quintet	Increase the crew to five.	80
That guy in green	Reach the 3rd wave.	20
That guy in orange	Reach the 9th wave.	80
That guy in yellow	Reach the 6th wave.	80
The power of Baumkuchen	Kill 50 of them with the increased damage of the bullets.	100
Two rather than one	Increase the crew to two.	20
What is that?	Gain a skill for the first time.	100