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Playstation 2 - Major League Baseball 2K5: World Series Edition cheats

Enter the following cheat codes as a profile name:

Unlock all cheats: Enter "Ima Cheater"
All classic teams: Enter "Old Timers"
All extras: Enter "Gimme Goods"

Trade for legends:
Jump to the options, after choose "Manage Roster". Choose a player and 
select "Trade". After, push L2 or R2 until you find "Legends". 
You can now trade for all the legends. 
However, if you go past them you must do it all over again.