Gremlin Dream Team: At the title screen, press R2 + L2 + Select + Up/Left. Now the Gremlin "dream team" will be available for selection. Superstar Player: At the title screen, hold Select + Up/Left. Now a superstar player named Crossi will be available for selection.
Cheat: Every soccer simulation has a cheat that will give you the best team. In this case it has to be typed in during the game: SOCCER -01142475549 You now play as Gremlin Showbiz XI, a truly gifted team. This cheat will also allow you to edit the team stats.