Cheat mode:
     Select the "Extras" option, then choose "Codes". Enter one of the
following  codes to activate the corresponding cheat function in Quick
Play mode.

Ball trail always on         Enter ONFIRE as a code.
Beach ball                   Enter BOUNCY as a code.
Double Unleash icons         Enter PIPPED as a code.
Stamina disabled             Enter NOTTIRED as a code.
Two player co-op mode        Enter CHUWAY as a code.
Unlimited Clash icons        Enter CLASHY as a code.
Unlimited Unleash            Enter BIGDOGS as a code.


Achievements:
     Complete   the   following   achievements  to  unlock  Xbox  Live
Gamerscore points.

High Roller (15 points): 
     Earn $150,000 in one Campaign mode game.

Whale (25 points): 
     Earn $250,000 in one Campaign mode game.

Bombs Away (13 points): 
     Win a game by only passing the ball.

Ground Attack (17 points): 
     Win a game by only running the ball.

Underdog (15 points): 
     Beat the Nightmare in Hard Difficulty in Quickplay when using the
Grizzlies or Hammerheads.

Butterfingaz (10 points): 
     Beat the computer in a bonus Quick play game of Butterfingaz.

Domination (10 points): 
     Beat the computer in a bonus Quick Play game of Domination.

Special Teamer (25 points): 
     Return a punt or a kickoff for a touchdown in a Campaign mode game.

Shutout (10 points): 
     Complete one shut out game in Campaign mode.

Juiced (15 points): 
     Train both Rookie and Veteran up to an A+ rating during Campaign mode.

Top Dog (6 points): 
     Beat an online opponent with your Campaign mode custom team.

Custom Pain (14 points): 
     Beat 10 online opponents with your Campaign mode custom team.

Air Supremacy (20 points): 
     Gain 400 passing yards in any Campaign mode game.

Groundhog (35 points): 
     Gain 200 rushing yards in any Campaign mode game.

Sticky Fingers (20 points): 
     Gain 200 receiving yards in any Campaign mode game.

Ownage (20 points): 
     Win 10 games online.

Pwnage (50 points): 
     Win 25 games online.

Mexico'd (11 points): 
     Knock Mexico out of the game with a game-ending injury (Quickplay
or Campaign mode).

Headhunter (10 points): 
     Knock Julius Williams out of the game (Quickplay or Campaign).

Shutdown (10 points): 
     Hold  an opposing team to under 100 combined (pass/rush) yards in
a Campaign mode game.

Buffet Victory (30 points): 
     Win a Quick Play game with every team.

Fast Learner (10 points): 
     Complete every Training Camp task.

Playmaker (5 points): 
     Score a 90+ yard touchdown in Campaign mode.

Romo (25 points): 
     Cause  3  or  more injuries to your opponent in a single Campaign
mode game.

Gunslinger (6 points): 
     Throw at least 6 TD passes in a single game in Campaign mode.

Scrubs Champ (25 points): 
     Beat Division 3 in Campaign mode.

Division 2 Champ (70 points): 
     Beat Division 2 in Campaign mode.

The End (150 points): 
     Beat Campaign mode.

Rushing Champ (15 points): 
     Win  the rushing title with your rookie (any division in Campaign
mode).

Passing Champ (15 points): 
     Win  the passing title with your rookie (any division in Campaign
mode).

Receiving Champ (15 points): 
     Win  the  receiving  title  with  your  rookie  (any  division in
Campaign mode).

LT's Pride (25 points): 
     Completed 20 sacks with a veteran in one Division Season.

Thief (15 points): 
     Force  7  turnovers  with  your  veteran  in a Division Season in
Campaign mode.

L33T (50 points): 
     Win every game in Campaign mode.

Arsenal (9 points): 
     Score 19 points in a quarter in Campaign mode.

Greatest Show (15 points): 
     Score 24 points in a quarter in Campaign mode.

Manvalanche (15 points): 
     Get 12 sacks in one Campaign mode game.

Bling Bling (25 points): 
     Buy every piece of bonus equipment that's unlocked after you beat
Campaign mode.

Deep Pockets (10 points): 
     Earn $500,000 dollars online.

Mad Bank (20 points): 
     Earn $1,000,000 dollars online.

Additionally, there are seven secret achievements.

ROFL Waffle (0 points): Lose five games in a row online.

Blind (0 points): Throw over five interceptions in one game.

O RLY? (0 points): Lose by more than 24 points in Campaign mode.

Weak Sauce (0 points): Lose to Arizona in game 1 of Campaign mode.

Lollercoaster (0 points): Fumble the ball five times in a game.

Burning Sensation (69 points): Pick something up from your last opponent.

Tables Turn (30 points): Injured Quentin Sands in Division 1.

Easy money:
     If  you  start a new career, on your third division games, always
bet  $50,000.  If you are a good player, you are almost guaranteed the
money.

Recommended plays:
     When  you  are on defense, go to "Special Plays" and use the play
"FG Block". It results in a QB sack 80% of the time.

     When  you  are on defense, go to "Special Plays" and use the play
"Do A Dirty Hit" It results in a fumble 80% of the time.