Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Avenged	Complete Stage 6 to finish the game.	100
Blue Key	Collect the Blue Key.	100
Green Key	Collect the Green Key.	100
Red Key	Collect the Red Key.	100
Saying "goodbye"	Rescue Gennifer and complete stage six.	150
Score 250k	Score 250000 points.	50
Score 500k	Score 500000 points.	75
Score 750k	Score 750000 points.	75
Stage 1	Complete Stage 1.	50
Stage 2	Complete Stage 2.	50
Stage 3	Complete Stage 3.	50
Stage 4	Complete Stage 4.	50
Stage 5	Complete Stage 5.	50