Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Are you mad? III	Encounter 6 mad events.	100
Are you mad? II	Encounter 3 mad events.	40
Are you mad? I	Encounter 1 mad event.	20
Exterminator III	Kill 800 enemies.	200
Exterminator II	Kill 750 enemies.	200
Exterminator IV	Kill 850 enemies.	200
Exterminator I	Kill 700 enemies.	200
Exterminator V	Kill 900 enemies.	200
Go higher III	Beat highscore of 100,000.	120
Go higher II	Beat highscore of 50,000.	50
Go higher I	Beat highscore of 10,000.	30
It asked for it III	Kill 4 bosses.	100
It asked for it II	Kill 2 bosses.	40
It asked for it I	Kill 1 boss.	20
Know them all III	Kill 300 enemies.	100
Know them all II	Kill 100 enemies.	40
Know them all IV	Kill 400 enemies.	200
Know them all I	Kill 25 enemies.	20
Know them all VIII	Kill 650 enemies.	200
Know them all VII	Kill 600 enemies.	200
Know them all VI	Kill 550 enemies.	200
Know them all V	Kill 500 enemies.	200
Lovely little thing III	Collect 50 pickups.	100
Lovely little thing II	Collect 25 pickups.	40
Lovely little thing I	Collect 5 pickups.	20
Ouch III	Lose 24 shields.	100
Ouch II	Lose 16 shields.	40
Ouch IV	Lose 32 shields.	200
Ouch I	Lose 8 shields.	20
Ouch VIII	Lose 66 shields.	200
Ouch VII	Lose 58 shields.	200
Ouch VI	Lose 50 shields.	200
Ouch V	Lose 40 shields.	200