TSB - college (top team version, fbs conference versions, fcs top team version, conference versions), cfl
nhl 95 - Whl, ohl, qmjhl, ncaa (conference and top 30 version), Champions Hockey League (separate Europe leagues too), KHL, AHL, Echl, sphl. Canada jr a leagues?
World Series baseball - ncaa(top 30 and conference version), NPB and minor leagues?
Nba jam TE - ncaa (top teams and conference versions), euro league (top and country league versions), other international if I can think of any.
fifa - Uefa champions and Europa league edition, World Cup edition, concacaf (mls, liga Mx, USL championship, CanPL), probably a lot of others to think about too.
I know a lot but just a bunch of ideas that came to my head