Card Codes:
At the Main menu select the 'My Madden' option and then go to 'Madden Cards'. Then Choose 'Madden Codes' to be able to enter the following codes.

P67E1I - T.J. Duckett Gold Card

A49H6R - Michael Vick Gold Card

B61A8M - Da Bomb Gold Card (unlimited pass Range)

I76X3T - Da Boot Gold Card(unlimited field goal range)

V34L6D - Tight Fit Gold Card (opponents uprights will be narrow)

V34L6D - Mr Mobility Gold Card (your Quaterback can't be sacked)

Special Card unlocks:
Complete the following tasks to unlock the following cards

Card 2 - Earn a Gold in the All-Madden Chase and Tackle drill.
Card 30 - Earn a Gold in the All-Madden Coffin Corner drill.
Card 38 - Earn a Gold in the All-Madden Ground Attack drill.
Card 42 - Earn a Gold in the All-Madden Precision Passing drill.
Card 52 - Earn a Gold in the All-Madden Swat Ball drill.
Card 99 - Earn a Gold in the All-Madden Trench Fight drill.
Card 104 - Earn a Gold in the All-Madden Clutch Kicking drill.
Card 147 - Earn a Gold in the All-Madden Pocket Presence drill.
Card 195 - Earn a Gold in the Ground Attack drill.
Card 197 - Earn a Gold in the Clutch Kicking drill.
Card 199 - Earn a Gold in the Swat Ball drill.
Card 208 - Earn a Gold in the Pocket Presence drill.
Card 209 - Earn a Gold in the Trench Fight drill.
Card 210 - Earn a Gold in the Precision Passing drill.
Card 211 - Earn a Gold in the Coffin Corner drill.

Cheerleader and Pump Up Crowd Cards:
In Mini-Camp mode successfully complete the 'Game Situation' Challenges to unlock the Cheerleader or Pump Up Crowd cards for the team you used.

Madden Cards and game cheats:
In Mini-Camp mode get a Gold rank in any event on the Rookie, Pro and All Pro levels.

Best Play:
The play which is the most successful play to complete in the game is the hook routes to receivers.

Extra Push in Tackles:
Press the right analog-stick down to get extra push when you are on Defence and about to tackle the runner head-on. This will also increase the chances of him fumbling when you make contact.