Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock
Apprentice (50 points)	Defeat a total of 100 enemies. Must be completed in one game session.
Armored Ship (100 points)	Destroy an Armored Ship enemy.
Blue Enemy (10 points)	Defeat a blue enemy.
Bullet Absorber (20 points)	Absorb a total of 10 bullets. Must be completed in one game session.
Bullet Eater (100 points)	Absorb a total of 100 bullets. Must be completed in one game session.
Don't give up (100 points)	Die a total of 10 times. Must be completed in one game session.
Drop gathered (100 points)	Collect a drop.
Fighter (50 points)	Destroy 10 Fighter enemies. Must be completed in one game session.
Gunship (50 points)	Destroy a Gunship enemy.
Hero (100 points)	Defeat a total of 500 enemies. Must be completed in one game session.
Just practicing (20 points)	Die for the first time.
Nyagu Killer (50 points)	Achieve a 10-hit combo.
Nyagu Terminator (100 points)	Achieve a 20-hit combo.
Red Enemy (10 points)	Defeat a red enemy.
Rookie (20 points)	Defeat a total of 20 enemies. Must be completed in one game session.
Spaceship (20 points)	Destroy 10 Spaceship enemies. Must be completed in one game session.
Tesla Shock (100 points)	Use the Tesla Shock special skill.