NFL Street 3

When performing a wall move, jump onto the wall and hold D-pad Up. During your wall run, press X and jump out into the air. As soon as you press X button to jump, press the Right Analog-stick in any direction to make your player do an aerial move which will give you more yards.

Defeat the indicated set of teams in Respect the Street mode to unlock the corresponding AFC pr NFC All-Star team.

Unlockable - How to Unlock

AFC East Patriots, Jets, Bills, and Dolphins
AFC North Ravens, Bengals, Steelers, and Browns
AFC South Colts, Jaguars, Titans, and Texans
AFC West Chargers, Chiefs, Broncos, and Raiders
NFC East Cowboys, Giants, Eagles, and Redskins
NFC North Bears, Vikings, Packers, and Lions
NFC South Saints, Panthers, Falcons, and Buccaneers
NFC West Seahawks, 49ers, Rams, and Cardinals

In OTC mode one on one, an easy way to score is go forward and press X just before you get laid out. He will miss the tackle and you will score.

Defeat the Trio.

To unlock the NFL Legends play Respect the Street mode.

These Balls will be avalable when you collect the football icon or just by defeating nfl teams.
(note: i havent beat the game so im listing the balls i have already unlocked and to use them go to extras then footballs)