Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock	Points
Bat	Obtain rank Bat.	90
Crocodile	Obtain rank Crocodile.	120
First casualty	First casualty	70
Rat	Obtain rank Rat.	90
Relapse Mystery	Solve the mystery of the house.	120
Shark	Obtain the rank Shark.	120
Snake	Obtain rank Snake.	120
Spider	Obtain rank Spider.	90
Undead	Obtain the rank Undead.	140
Wolf	Obtain rank Wolf.	120