Full list of all 13 DeathSpank: Thongs of Virtue achievements worth 215 gamerscore.
The base game contains 12 achievements worth 200 Gamerscore, and there is 1 DLC pack containing 1 achievements worth 15 Gamerscore.
Watch Both Game Endings
Discover all 44 Teleporting Outhouses
Kill 3000 Enemies
Kill Santa Claus
Reach Level 20
Go Sailing in a Pirate Ship
Kill Wortten
Learn to Speak Japanese
Get an Engineering Degree
See all 20 of Madame Primp's Outfits
Kill the Evil Nun
Convince an Orque Guard you are an Orque
Kill the Taking Tree