Full list of all 36 Madden NFL 12 achievements worth 1,000 gamerscore. It takes around 10-12 hours to unlock all of the achievements on Xbox 360.
Complete 20 MUT Games
Make a MUT Trade
Complete 10 MUT Games
Return 2+ kicks for touchdowns in one game with one player (No OTP or co-op)
Win a FA bidding in Franchise Mode
User complete one season's final cut day in Franchise Mode
Catch a game winning TD pass in OT (No OTP or co-op)
Gain 154+ yards receiving with Jahvid Best (No OTP or co-op)
Catch 14+ passes in one game with one player (No OTP or co-op)
Create a MUT team
Catch 3+ TD passes with a TE in a game (No OTP or co-op)
Kick a 60+ yard FG (No OTP or co-op)
Complete a practice in Superstar mode
Create an NFL Superstar
Rush for 130+ yards with your QB (No OTP or co-op)
Score a 40+ yard TD run with a QB (No OTP or co-op)
Record 10+ sacks as a team in one game (No OTP or co-op)
Hold your opponent to under 67 yds of total offense (minimum 5 min. qtr., no OTP or co-op)
Return a punt for a TD (No OTP or co-op)
Catch a 99 yard TD pass with Greg Jennings (No OTP or co-op)
Gain over 100+ yards rushing with 2 RBs in the same game (No OTP or co-op)
Have a passer rating of 149+ in a game (No OTP or co-op)
Rush for 184+ yards in one game with Peyton Hillis (No OTP or co-op)
Score 4+ rushing TDs in a single game (No OTP or co-op)
Gain 225+ yards receiving with one player (No OTP or co-op)
Rush for 231+ yards in a game with one player (No OTP or co-op)
Win by 45 points or more (No OTP or co-op)
Pass for 497+ yards in one game with one player (No OTP or co-op)
Score 20 points in a game and celebrate 20 years of EA Sports! (No OTP or co-op)
Score 50 points in one game (No OTP or co-op)
Catch a 92+ yard TD pass (No OTP or co-op)
Score on an 80+ yard TD run (No OTP or co-op)
Return an interception 100+ yards (No OTP or co-op)
Intercept 4+ passes in one game (No OTP or co-op)
Have 2 pick 6's in the same game (No OTP or co-op)
Build an 80 rated MUT team