Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
BMX Marathon	You have ridden hardcore for four hours straight.	85
Balancer	You have held a manual or nose manual for ten seconds without slipping.	35
Grind Time	You have spent five minutes grinding rails and ledges.	35
Infinity Grind	You have held a grind for twelve meters.	60
Master of Riders	You have shredded with all the available riders.	60
Personal Style	You have ridden every BMX bike in the lineup.	60
Playtime	You have racked up a total of two hours of ride time.	35
Score Legend	You have smashed 135,000 points in one combo.	85
Score Pro	You have scored 100,000 points in a single run.	60
Time Attack Marathoner	You have completed every park in Time Attack mode.	60
Time Attack Master	You have conquered 5,000 Time Attack challenges.	90
Time Attack Novice	You have hit up 50 Time Attack jams.	35
Time Attack Participant	You have played your first Time Attack.	35
Time Attack Pro	You have shred through 500 Time Attack events.	60
Time Attack Veteran	You have dominated 1,500 Time Attack runs.	85
Tourist	You have sessioned all the available parks.	35
Veteran	You have clocked fifty hours of non-stop shredding.	85