Changes between 17.00 and 17.13 include:

1. Skin color file added so that players in Play-By-Play have roughly correct skin colors. Current database includes most modern players, plus players before about 1955.
2. Vitals Tab fixed in Scouting Report (was showing bat/throw handedness twice).
3. Catcher arm ratings fixed, so they don't display bad (lower) ratings after 1 season.
4. Improved uniform color accuracy for historical teams.
5. OBP correctly displayed when showing head-to-head (player-vs-player) stats.
6. Improved Encyclopedia output speed
7. Improved Expansion Draft AI (both drafting and protecting)
8. "Create Expansion Team" dialog shows projected payroll budget for each available city
9. Missing players fixed for historical expansion teams
10. Fixed bug with disappearing runner when calling "Hit and Run" in Manager Mode (Play-By-Play Mode)
11. Service time bug fixed, so historical rookies aren't shown as being in "Second Season"
12. Fixed error message when deleting saved games
13. Modern Expansion Draft (expanding from 30 teams to 32 teams) increased from 30 to 35 players (per expansion team)
14. Bug fixed forcing CPU to always pay contract buyout amount when releasing players
15. Links to fictional players fixed in Encyclopedia
16. Empty lefty-righty stats fixed for 2013 season
17. New files created for 'League Builder Rosters' folder, to fix bug with some incorrect roster players when using League Builder.
18. Win Expectancy fixed (in Game Recap files).
19. New "catcher view" backdrop art.
20. Fixed crash after saving game with filename ending in a space (e.g. "Mets (2014) .mog")
21. Realistic Expansion Draft pick order
22. Single Season Simulator: fixed bug that deleted YBY (Year-By-Year) stats for retired players
23. Bug fixed preventing crash in single-season simulator
24. Artificial intelligence fixed in Lineup and Bullpen Dialogs, so that "Sort" buttons always produce the same result.

Changes from 17.10 to 17.13:

1. Fixed bug where current pitcher becomes "Tired" after replacing him in Play-By-Play, but then clicking the "Undo" bottom.
2. Seasonal attendance average calculation fixed in Team History Dialog
3. Improved AI to prevent use of tired bench players.
4. Bug fix: game would hang on March 1st in some simulations.