Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock
50 shades of bones (70 points)	Defeat the Kranium Krinkle.
Heavy Metal (70 points)	Defeat the Mecha Krinkle.
The day after tomorrow (90 points)	Imprison the King Krinkle forever!
The greatest mage of all time (90 points)	Complete every stage with 3 stars and get all magical gems.
You shall not, pass! (90 points)	Complete every stage with "Flawless Victory"