Full list of all 55 FIFA 12 achievements worth 1,250 gamerscore. It takes around 50-60 hours to unlock all of the achievements in the base game on Xbox 360.
The base game contains 45 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 10 achievements worth 250 Gamerscore.
Win the league title in any league in Career Mode
Win after being down 3 goals in the 2nd half in a game vs. the CPU
Find a team of the week player in an Ultimate Team pack
Spend 50 hours on the pitch
Play an online Pro Club or Pro Ranked match with your Virtual Pro
Score with a bicycle kick
Reach level 20 in the EA SPORTS Football Club
Play 50 Matches with your Virtual Pro
Obtain a successful tackle percentage of 80% with a minimum of 5 tackles in a game
Win a tournament in FIFA 12 Ultimate Team
Score a goal after suffering a non-contact injury with a player
Win a game vs. the CPU on legendary difficulty against a club of the same or higher star level
Win a cup game in Head to Head Seasons
Win from a draw or behind while down a man in a game vs the CPU
Finish a match against a Friend in FIFA 12 Ultimate Team
Open your first pack in FIFA 12 Ultimate Team
Score 100 goals in FIFA 12 match play
Complete a Season in Head to Head Seasons
Score shortly after a quick throw-in
Sign a player to your youth squad in Career Mode
Talk to the Press in Career Mode
Sign a player on Deadline Day in the transfer window in Career Mode
Win an Online Friendlies season
Play an Online Friendlies Match
Reach level 5 in the EA SPORTS Football Club
Sign a player better than anyone else on your club during the transfer window
Set up some Custom Audio in FIFA 12
Win a season game in Head to Head Seasons
Win a match with your FIFA 12 Ultimate Team club
Have three players be in full form at the same time on your club in Career Mode
Complete an EA SPORTS Football Club Game Scenario Challenge
Score 20 match goals in FIFA 12 to celebrate 20 years of EA SPORTS!
Score a 90th minute winner in a game vs. the CPU
Successfully dribble the ball through a defender's legs
Score within the first 5 minutes of a game in a game vs the CPU
Create your FIFA 12 Ultimate Team club
Score a goal on a volley
Manually block 5 shots while defending in a single game
Win a Match with Manual Controls (including Tactical Defending)
Purchase a Gold Player from the trade market for 15,000 or more coins using Buy now
Achieve a club value of 85,000,000 in FIFA 12 Ultimate Team
Enter an Ultimate Team tournament and finish a match with an overall squad rating of 85 or higher
Open 100 packs in FIFA 12 Ultimate Team
Win your 10th trophy in FIFA 12 Ultimate Team
Play 100 matches with any player in FIFA 12 Ultimate Team
Win a match in each UEFA EURO 2012™ game mode
Defeat all teams from a group in Expedition
Win UEFA EURO 2012™ with more than 1 user playing for the same team in all 6 matches
Win UEFA EURO 2012™
Succeed in a Challenge
Collect all mosaic pieces in Expedition
Defeat all 53 nations in Expedition
Win Online UEFA EURO 2012™
Win an Expedition match with all starting 11 from the same nation
Defeat one team from each group in Expedition