Full list of all 12 Discs Of Tron achievements worth 200 gamerscore. It takes around 15-20 hours to unlock all of the achievements on Xbox 360.
Deflect 7 discs or chasers.
Get first place on in-game score board using default settings.
Derezz Sark 4 times without using your deflector.
Derezz Sark once without moving.
Derezz Sark 3 times by only throwing one disc at a time.
Destroy 5 enemy discs in the air in a row.
Stay alive for one minute without getting hit or throwing a disc.
Destroy 5 Chasers or Super Chasers.
Win 5 Speed Versus games over Xbox Live.
Achieve a score of 50,000 or more playing an Xbox Live Co-op game.
Rack up 50,000 points using default settings.
Rack up 60,000 points without dying.