These are my favorite games :
Championship Manager 2
Here is a link to a great site where u can find updates, editors, cheat and a lot more about this fantastic game.
Hereby I present u MIND COMPRESSION :
Mind Compression, the kingdom of CM2
The other great games are :
The famous NHL series. A link to a site where Updates for NHL 98 can be found
The famous NBA series. A link to a site where Updates for NBA 98 can be found
And last but not least : The ultimate strategy king.
Civilization