Backyard Football (PlayStation 2)
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Ahman Green
Defeat The Green Bay Packers to unlock Ahman Green.
Better defense
Your opponent always throws to the right. Always cover the right with the player that you are controlling.
Fumble
If you hit someone straight on or behind with speed they will usually fumble.
Juke
If you go straight for someone and press R1 or L1 you will juke them out.
Michael Strahan
Get five sacks in a game.
Peyton Manning
Defeat The Indianapolis Colts to unlock Peyton Manning.
Stiff arm
Press Circle to stiff arm.
Tony Gonzalez
Get 250 yards receiving in a game.