Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Acrobatic Feats ( 15 points )	Produce a rainbow while jumping and climb it.
Better Safe than Sorry ( 10 points )	Bounce an enemy attack off a Rainbow Shield.
Eager Challenger ( 20 points )	Play all Areas in "Time Attack" mode.
Halfway Point ( 20 points )	Reach 5000m in "Challenge" Mode.
Happy Ending ( 20 points )	Complete the game with the Good Ending.
Help from a Comet ( 10 points )	Successfully collect all diamonds.
Invincible ( 25 points )	Reach 1000m without suffering any damage.
Questionable Talent ( 5 points )	Fall 40m without landing a single.
Speedy Climber ( 20 points )	Clear one Area in "Time Attack" mode in under a minute.
Superjump ( 15 points )	Use Rainbow Jump at Lv7.
Take it to the Limit ( 25 points )	Reach 10,500m.
The First Step ( 15 points )	Reach 1000m in "Story" Mode.