Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Collector III	Collect 250 coins.	100
Collector II	Collect 100 coins.	75
Collector I	Collect 20 coins.	50
Destroyer III	Defeat 300 enemies.	100
Destroyer II	Defeat 150 enemies.	75
Destroyer I	Defeat 50 enemies.	50
Spender III	Buy 5 items.	100
Spender II	Buy 3 items.	75
Spender I	Buy an item.	50
Stronger	Buy an upgrade.	100
Survivor III	Die 12 times.	100
Survivor II	Die 6 times.	75
Survivor I	Die 3 times.	50