Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Boss Conqueror	Defeat the first boss (on any difficulty).	90
Explosive Expert	Eliminate an enemy using the grenade weapon (on any difficulty).	90
First Ten Enemies	Defeat a total of 10 enemies (on any difficulty).	90
First win	Claim your first victory! Win a level (on any difficulty).	40
Gem Collector	Collect a total of 100 gems (on any difficulty).	90
Head Jumper	Defeat an enemy by jumping on its head (on any difficulty).	60
Second Boss Slayer	Defeat the second boss (on any difficulty).	90
Shuriken Sharpshooter	Destroy an enemy using the shuriken weapon (on any difficulty).	90
World Cleaner	Eliminate all enemies in the first world (on any difficulty).	90
World Explorer	Conquer the second world (on any difficulty).	90
World Guardian	Eliminate all enemies in the second world (on any difficulty).	90
World Traveler	Conquer the first world (on any difficulty).	90