If You complete the indicated task You'll get the allotted gamerscore.
Hardcore Olympian (100) - Complete Olympic Games mode without quitting or failing a day.
Career Athlete (50) - Complete an Olympic Games mode game.
To The Max (50) - Max-out all attributes in Olympic Games Mode.
Decathlon Dominator (40) - Win all 10 events in a Decathlon.
Heptathlon Heroine (40) - Win all 7 events in a Heptathlon.
Back To Back Glory (35) - Win 5 events in a row on Xbox LIVE.
Herculean Effort (30) - In the Javelin make 3 consecutive throws over 95.00m.
Steady Improver (30) - Make 6 consecutively improved jumps in the Long Jump.
Best With Friends (20) - Play a 4 player game on one Xbox 360 console.
Online Olympian (20) - Win an event on Xbox LIVE.
Parallel Bars Prodigy (15) - Score 17.50 points or over in the Parallel Bars.
Platform Diving Demon (15) - Score over 360 points in the 10m Platform Diving.
Pole Vault Victor (15) - In the Pole Vault clear 6.00m.
Quickdraw King (15) - In 25m Rapid Fire Pistol score 10's for all shots in a round.
Ring Leader (15) - Score 16.80 points or over in the Rings.
Triple Jump Topdog (15) - In the Triple Jump clear 18.30m.
Unequalled At Uneven Bars (15) - Score 17.50 points or over in the Uneven Bars.
Shotput Strongman (15) - Throw the Shot over 23.20m.
Archery Ace (15) - Score a perfect round in Archery.
Backstroke Superstar (15) - Swim the 100m Backstroke in under 53.10 seconds.
Butterfly Idol (15) - Swim the 100m Butterfly in under 50.40 seconds.
Balance Beam Boss (15) - Score 16.80 points or over in the Balance Beam.
Breaststroke Bruiser (15) - Swim the 100m Breaststroke in under 59.30 seconds.
Class Act At Cycling (15) - Finish a Cycling Team Pursuit race in under 3 minutes 56 seconds.
Hammer Hero (15) - Throw the Hammer over 86.80m.
Heavyweight Lifter (15) - In Weightlifting lift a total of over 475kg.
High Jump Veteran (15) - In the High Jump clear 2.40m.
Javelin Sureshot (15) - Throw the Javelin over 98.50m.
Kayaking Crazy (15) - Finish the Kayak course in under 112 seconds.
King Of The Hurdles (15) - Run the Hurdles in under 12.80 seconds.
Middle Distance Professional (15) - Run the 800m in under 1 minute 41 seconds.
Sharp Shooter (15) - Score a perfect round in Skeet.
Short Distance Hotshot (15) - Run the 200m in under 19.20 seconds.
One Lap Winner (15) - Run the 400m in under 43.10 seconds.
Springboard Diving Diva (15) - Score over 400 points in the 3m Springboard Diving.
Sprint Powerhouse (15) - Run the 100m in under 9.80 seconds.
Table Tennis Clean Sweep (15) - Win a game in Table Tennis without losing a point.
Untouchable (15) - Win gold at Judo without receiving any points or credits against you.
Vault Vanquisher (15) - Score 17.50 points or over in the Vault.
Crackshot (15) - In 10m Air Pistol score 10's for all shots in a round.
Decathlon Points Premiere (15) - Score over 9000 points in the Decathlon.
Discus Champion (15) - Throw the Discus over 76.90m.
Elite Freestyler (15) - Swim the 50m Freestyle in under 21.50 seconds.
Floor Exercise Expert (15) - Score 17.30 points or over in the Floor Exercises.
Long Distance Master (15) - Run the 1500m in under 3 minutes 26 seconds.
Long Jump Legend (15) - In the Long Jump clear 8.96m.
Heptathlon Points Pro (15) - Score over 6900 points in the Heptathlon.
Leader Of The Pack (10) - Beat a friend's personal best.
Changing Faces (10) - Play with a custom team.
Good Host (10) - Host an Xbox LIVE game.