Keepers:
Baseball - 8
Football - 4
Basketball - 4
Hockey - 6
(Minor Leaguers don't count)
Minor Leaguers:
Can be kept from year to year unless they are:
Top 80 in Baseball
Top 50 in Football
Top 50 in Basketball
Then they are kept for next year's team, but are regular players from that season on, and need to be kept.
Drafts:
All drafts are from last to first, each round.