Worse players:
Select "Edit Mode" at the main menu, then "Edit Player", followed by "Enter Number". Enter 2999 to decrease every players' stats by 5 points.

Better players:
Select "Edit Mode" at the main menu, then "Edit Player", followed by "Enter Number". Enter 1999 to increase every players' stats by 5 points.

Real team names:
The following are the real world equivalents to the team's in the game:

Bruxelles: Rsc Anderlecht
Prague: Sparta Prague
North London: Arsenal
West Midlands Village: Aston Villa
Lancashire: Blackburn Rovers
West London Blue: Chelsea
Meryseyside Blue: Everton
West London White: Fulham
Yorkshire: Leeds United
Merseyside Red: Liverpool
Lloyd: Manchester City
Trad Bricks: Manchester United
Tyneside: Newcastle United
North East London: Tottenham Hotspur
East London: West Ham United
Azur: As Monaco
Bourgogne: Auxerre
Aquitaine: Bordeaux
Rhone: Lyon
Languedoc: Marseille
Ill De France: Paris St Germain
Nord: Racing Club Lens
Rhein: Bayer Leverkusen
Westfalen: Borussia Dortmund
Hanseaten: Hamburger Sv
Hauptstadt: Hertha Berlin
Ruhr: FC Schalke 04
Wesr: SV Werder Bremen
Peloponnisos: Olympiakos
Athenkos: Panathinaikos
AC Milan: AC Milan
AS Roma: AS Roma
Emilia Sud: Bologna
Longobardi: Brescia
Veneto: Cheivo Verona
Lomabardia: Internazionale
Juventus: Juventus
Lazio: Lazio
Parma: Parma
Umbria: Perugia
Abruzzi: Udinese
Museumplein: Ajax
Feyenoord: Feyenoord
Stadhuisplein: Psv Eindhoven
Lisbonera: Benfica
Puerto: Porto
Esportiva: Sporting
Valdai: Spartak Moscow
Old Firm Green: Celtic
Old Firm Blue: Rangers
Guardalquivir: Real Betis
Galicia Sur: Celta Vigo
Galicia Norte: Deportiva La Coruna
Cataluna: Barcelona
Chamartin: Real Madrid
Donosti: Real Sociedad
Naraja: Valencia
Constantinache: Fenerbache
Byzantinobul: Galatasaray
Marmara: Dinamo Kiev