| 07/10/1988 |
Was selected to the 1988 Major League Baseball All-Star Game. |
| 10/22/1988 |
Finished 2nd in 1988 MLB NL Reliever of the Year Award voting. |
| 01/01/1989 |
OSA scouting updated ratings (potential): Stuff: 9 (10); Movement: 15 (15); Control: 11 (11). |
| 01/01/1989 |
OSA scouting updated ratings (potential): Stuff: 9 (10); Movement: 15 (15); Control: 11 (11). |
| 07/09/1989 |
Was selected to the 1989 Major League Baseball All-Star Game. |
| 10/24/1989 |
Wins the 1989 MLB NL Reliever of the Year Award. |
| 11/17/1989 |
Became a free agent. |
| 12/03/1989 |
Signed a 3-year contract worth a total of $7,500,000 with the Atlanta Braves organization. |
| 01/01/1990 |
OSA scouting updated ratings (potential): Stuff: 9 (10); Movement: 15 (15); Control: 11 (11). |
| 01/01/1990 |
OSA scouting updated ratings (potential): Stuff: 9 (10); Movement: 15 (15); Control: 11 (11). |
| 06/03/1990 |
Injured (sprained ankle),day-to-day for 2 weeks. |
| 01/01/1991 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 18 (18). |
| 01/01/1991 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 18 (18). |
| 10/29/1991 |
Finished 3rd in 1991 MLB NL Reliever of the Year Award voting. |
| 01/01/1992 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 18 (18). |
| 01/01/1992 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 18 (18). |
| 01/01/1993 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 19 (19). |
| 01/01/1993 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 19 (19). |
| 01/01/1994 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 18 (18). |
| 01/01/1994 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 18 (18). |
| 04/09/1994 |
Earns his 300th career Major League Baseball save! |
| 01/01/1995 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 18 (18). |
| 01/01/1995 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 18 (18). |
| 10/30/1995 |
Finished 3rd in 1995 MLB NL Reliever of the Year Award voting. |
| 11/23/1995 |
Became a free agent. |
| 12/05/1995 |
Signed a 2-year contract worth a total of $6,800,000 with the New York Yankees organization. |
| 01/01/1996 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 19 (19). |
| 01/01/1996 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 16 (16); Control: 19 (19). |
| 01/01/1997 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 17 (17); Control: 18 (18). |
| 01/01/1997 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 17 (17); Control: 18 (18). |
| 04/30/1997 |
Injured on 04/26/1997, diagnosed with a torn labrum, will miss 7-8 months. |
| 10/28/1997 |
Wins the 1997 World Series with the New York Yankees. |
| 11/22/1997 |
Became a free agent. |
| 01/01/1998 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 17 (17); Control: 18 (18). |
| 01/01/1998 |
OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 17 (17); Control: 18 (18). |
| 01/07/1998 |
Signed a 2-year contract worth a total of $2,500,000 with the Kansas City Royals organization. |
| 03/12/1998 |
Injured (forearm stiffness),out for one week. |
| 01/01/1999 |
OSA scouting updated ratings (potential): Stuff: 9 (9); Movement: 17 (17); Control: 18 (18). |
| 01/01/1999 |
OSA scouting updated ratings (potential): Stuff: 9 (9); Movement: 17 (17); Control: 18 (18). |
| 10/27/1999 |
Finished 3rd in 1999 MLB AL Reliever of the Year Award voting. |
| 11/20/1999 |
Became a free agent. |
| 12/08/1999 |
Signed a 1-year contract worth a total of $1,400,000 with the Arizona Diamondbacks organization. |
| 01/01/2000 |
OSA scouting updated ratings (potential): Stuff: 9 (9); Movement: 16 (16); Control: 17 (17). |
| 01/01/2000 |
OSA scouting updated ratings (potential): Stuff: 9 (9); Movement: 16 (16); Control: 17 (17). |
| 06/20/2000 |
Earns his 400th career Major League Baseball save! |