NHL 2005 Cheats for GameCube
Take everyone off of your team that isn't dressed and then maintain a roster of 20 players throughout the season. By doing this you will never have players retire at the end of it. By keeping a roster of 20 players through the season your players will also never get inured.
If you know you can't beat the team save then click sim game and if you lose exit then go back in and sim again.