Full list of all 20 Temple Run 2 achievements worth 200 gamerscore. It takes around 4-5 hours to unlock all of the achievements on Windows Phone.
1 million without powerups
Collected 5,000 coins
Scored 1,000,000 points
Ran 10,000 meters
Completed the Daily Challenge
Collected 20 bonus items
Used a 'Head Start'
Run 2,500m without tripping
Collected 5,000 coins, overtime
Found a gem
1,000m collecting no coins
Found an Artifact
Completed a Weekly Challenge
Unlocked a 2nd powerup
Used a 'Save Me'
250m collecting no coins
Ran 1,000 meters
Ran 500 meters
Collected 100 coins
Scored 25,000 points