To create a gold star player that has two extra abilities, earn all achievements.

To display the code entry screen, go to the Editor screen and press Y. Unlock the following teams custom uniforms by entering the corresponding codes:

UNIFORM - CODE
Bears - sDZUEpqsPeJpP8weh5AuqxbsKjCuqBuWXKN9ktjcDyJKdTS8abHYWTJxGhGsQjeied
Bengals - czpDtbUasqRGWA8fwYXGFja3furTTkCD64uNiog8oZZX3TfPKx5zxhF2efgKafstrc
Bills - cztFTjng7q3F9dZfFWumKSuNLgVorbUB4F6eGrNpoPohF6Mc6HnuPePV7WL9xK8Vec
Broncos - 2xMJPf9tmZX8FJ99777qph2EdmHiNXvoUisSno2MB7jzDrtGxdrhQQDsUxgjLWtkrc
Buccaneers - oDGRtaHZSHKrergh7gCJ39tHrHAT8szyAe9Cg9azUkvUqEztC4iyoqDCmLJUUdh32c
Chargers - FgvjA29noLsJkwg4HQCxajx2D6ZQHiwKjjBPWkuQQuHtK8qAuFjubFBmJt3BktHLzc
Chiefs - wtmJxZGfyWiNY5nfJbvtGATuWkTo8aJ9Nf2ine7VPUpNwkECCx6CkyaD6PhKi7o6yc
Colts - igwKkStreWhCkjSEiy20jPSo2tkdffzWbaqwAXrNJb7wzuLVtABwmC94eVhiCWorBd
Cowboys - SUwN9tEswaY3j6fvLDXRVzxvtxSrHd5BDLCeoNV9frYFbnakFFGuZMGCuWnSPtSufd
Dolphins - PniVZF26fcDgzjik9MAsze3o5WevACfai4yTVQgBRN5yLFzdCtAWHXieq2AEMxATcd
Eagles - EadEXFQGSQC9BjVtGCxafGeTba5XYQopiPW4cgXuqDCsBd3KVz DRm79ebF4byaRQcd
Falcons - WajF9bpKCwn9px9pm7LLXXpXpeZ2VtTd8FU323gHKwcv2cTpAz2dWVWhi8uX7GWocc
Giants - w4Lm8BKPszuNm9cnF5kGQiFhJJmJkaYXUDGdR9mCtmtwfAhytj3Pc34fV5ZrPWorBd
Jaguars - crw99zZQuqdkv2VdQc6CSPDCSWp5MHoXKyidTXLAkCey4cihJG29QLVtTRNtjK6frd
Jets - dwLnnd7wrU45ADsAWHn42M5FQcjHdnxEun99UcDHxk95rj2XTpMH6MLLkWQsJB93qd
Lions - C5GGtipzBgKvpSwHQPyHig3P5HFweVGpAAsrBJRcHAqbAsjtG54hhDW6mbhrBd
Packers - gNbTheMiey98jNz2RT3jjLyoiNhDhz7snbXekjUVsiDz8MCpcQNqQnqM6i3ZNWorBd
Panthers - fdytRmDRxfoKftw8eLRXH4rBNWL2AerTGiv5tUf8hC26kV7cMRj7t22Z6tLhiwDksc
Patriots - fDj23mccTG7MGVuKPz8Un5AJRiuGX86YTHgdnx7TNZH5tKd7QioSNcqmk9YXMPvcFc
Raiders - REPXj5iLhuVc7gFajYEQYWqdP6chyVzAmDm7sMYtSzppZWKshsiz8eHnoBKXUXJbc
Rams - UbVCB5UidqVNDgHMGhQrBdE9E9yskG5bgyfqbXeonYhUAfM4q4znxnEFzXgWiSajQd
Ravens - sAY5w8WiXWF8ySFeDvdpUH5nZ2aN5wTmyKMsV38tzMmxjF7YdwhYMVhX4SNNpcczZd
Redskins - f5cPbHDryc5WY7oHW7YcQvbFxWN2gGnq3wrxvjXbUgERAQTGSLDNmZQaaBVwZfZwWc
Saints - tqSWFJAuB7ytFJxynKhxTvyKsskjvUjPVmTYPiB8mePUZhyCaHgazVLGVyCgxAJTEc
Seahawks - iqh8cMLeKSSDY3AwLY9bUfu7GNt4bX7ZUteg7j2nsgj8znqAT6ztHL2hqSb38P7Eec
Steelers - pVVJm2RfspdBbvK98qjENLetYBQnmroEZ5pRDZYrC24vQNwcwhQuE9d7ZacyufSK8d
Texans - KgD8gVTSMCwUTWiHsuWKevRBThh7mvWRiqhrqCseLaMfNLdZ2CFJ9KE8JAdpQD2WEc
Titans - mBaYQvsKxs7as4XQuFEhcoSntiXjiBpZPQ9DTAoXAQPonFh8fUFsKasz7gzTHRVwyc
Vikings - qjyZhjjc8vbMJ2GNX2DDAHti4fPrrrgNs8Nt9kwXdvxkKgM5amMhrDdDufEYXbEiSc

ACHIEVEMENT - HOW TO UNLOCK
Create a Team (5 points) - Create a Team.
Gift of Grab (10 points) - Catch 10 Passes with a Bronze WR.
Create a Player (5 points) - Create a Player.
Edit any part of your team (5 points) - Edit Team.
Return a Fumble for a Touchdown (15 points) - Return a Fumble for a Touchdown.
Game Record Forced Fumbles (15 points) - Set the single game record for forced fumbles.
Game Record Defensive INT (20 points) - Set the single game record for INTs.
Game Record Passing yards (15 points) - Set the single game record for Passing yards.
Game Record Receiving yards (20 points) - Set the single game record for Receiving yards.
Game Record Rushing yards (10 points) - Set the single game record for Rushing yards.
Game Record for Defensive Sacks (20 points) - Set the single game record for Defensive Sacks.
Game Record Touchdowns (10 points) - Set the single game record for Touchdowns.
Stride Gum… long lasting drive (20 points) - Score an 80 yard TD in the second half.
Return an INT for a Touchdown (15 points) - Return an INT for a Touchdown.
Win 10 Games Online (15 points) - Win 10 Online Games.
Win 20 Online Games (20 points) - Win 20 Online Games.
Half a Century (50 points) - Win 50 Online Games.
3 Online Wins in a Row (15 points) - 3 Online Wins in a Row.
5 Online Wins in a Row (20 points) - 5 Online Wins in a Row.
It's fun to play together (5 points) - Join an Online League.
Get Connected (5 points) - Play an Online Game.
League Participation (20 points) - Play an Online League or Tournament Game.
We are the Champions (50 points) - Win an Online League or Tournament.
Golden Arm (20 points) - Throw for 500 yards with a Gold QB in a Single Game.
Run & Gun (15 points) - Pass for 200 yards & Rush for 50 yards with a Silver QB in a single game.
Six for 6 (10 points) - Throw 6 Touchdown Passes with a Bronze QB.
Two for One (20 points) - Gain 150 Rec yards each with a Bronze and a Gold WR.
Over the top (15 points) - Gain 200 Rec yards with a Bronze WR.
Pound it out (10 points) - Gain 250 Rushing yards with a Bronze Running Back in a single game.
You want me to do what? (20 points) - Gain 200 Rushing+100 Receiving yards with a Gold Running Back in a single game.
Ground Game (15 points) - Score 4 Rushing Touchdowns with a Silver Running Back in a single game.
Sack Master (10 points) - Get 5 sacks in a single game with a Bronze Defender.
2 Points (10 points) - Get a Safety.
Butter fingers (30 points) - Set the Record for Forced Fumbles in a Single Season.
Covered like a blanket (35 points) - Break the single season record for INTs.
Spread the wealth (30 points) - Finish the Season with 5084+ Passing yards with a single player.
Take it to the house (35 points) - Finish the Season with 1848+ Receiving yards with a single player.
Single Season Rushing Record (20 points) - Finish the Season with 2105+ Rushing yards with a single player.
Single Season Sack Record (35 points) - Set the Single Season Sack Record.
Punch it in there (20 points) - Set the Single Season TD Record.
Win the Season Mode Championship (40 points) - Become the Season Mode Champion.
Mission Accomplished (25 points) - Complete Season.
Play a Season Game (10 points) - Complete a game in Season Game.
Mission Impossible (100 points) - Complete Season Mode Undefeated and win the League Championship.
All - Pro (15 points) - Shut Out the A.I. on All-Pro Difficulty.
Legend (20 points) - Shut Out the A.I. on Legend Difficulty.
Shut'em Down (25 points) - Shut out the A.I. on Pro Difficulty.
Bring'em down (15 points) - Record 15 Tackles with a Silver Player.
The first one is the hardest (10 points) - Win a game.
2 INTs with a Gold defender (5 points) - Get 2 INTs with a Gold defender in a single game.