| Player History |
| 03/30/1989 | Drafted in the 1989 first-year player draft (Round 1, Pick 13, 13th overall Pick) by the Mexico City Aztecs. |
| 01/01/1990 | OSA scouting updated ratings (potential): Stuff: 9 (13); Movement: 8 (9); Control: 5 (10). |
| 05/01/1990 | Wins the FOOLXAAA SL2 Pitcher of the Month Award. |
| 07/08/1990 | Was selected to the 1990 FOOLX Triple A All-Star Game. |
| 08/01/1990 | Wins the FOOLXAAA SL2 Pitcher of the Month Award. |
| 09/14/1990 | Wins the 1990 FOOLXAAA SL2 Outstanding Pitcher Award. |
| 11/16/1990 | Received a 1-year contract worth a total of $100,000 through automatic renewal. |
| 01/01/1991 | OSA scouting updated ratings (potential): Stuff: 13 (13); Movement: 9 (9); Control: 6 (10). |
| 06/01/1991 | Wins the FOOLX CL Pitcher of the Month Award. |
| 10/22/1991 | Wins the 1991 FOOLX CL Rookie of the Year Award. |
| 11/15/1991 | Received a 1-year contract worth a total of $100,000 through automatic renewal. |
| 01/01/1992 | OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 8 (10). |
| 11/18/1992 | Received a 1-year contract worth a total of $336,680 through arbitration. |
| 01/01/1993 | OSA scouting updated ratings (potential): Stuff: 13 (13); Movement: 9 (9); Control: 8 (10). |
| 11/15/1993 | Received a 1-year contract worth a total of $3,119,710 through arbitration. |
| 01/01/1994 | OSA scouting updated ratings (potential): Stuff: 13 (13); Movement: 9 (9); Control: 9 (10). |
| 11/12/1994 | Received a 1-year contract worth a total of $3,000,000 through arbitration. |
| 01/01/1995 | OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 9 (10). |
| 04/05/1995 | Signed a 6-year contract extension worth a total of $25,258,000 with the Mexico City Aztecs organization. |
| 08/01/1995 | Wins the FOOLX CL Pitcher of the Month Award. |
| 10/24/1995 | Wins the 1995 FOOLX CL Pitcher of the Year Award. |
| 01/01/1996 | OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 9 (9). |
| 01/01/1997 | OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 9 (9). |
| 01/01/1998 | OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 10 (10). |
| 01/01/1999 | OSA scouting updated ratings (potential): Stuff: 13 (13); Movement: 9 (9); Control: 10 (10). |
| 07/01/1999 | Wins the FOOLX CL Pitcher of the Month Award. |
| 10/01/1999 | Wins the FOOLX CL Pitcher of the Month Award. |
| 01/01/2000 | OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 9 (10). |
| 01/01/2001 | OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 10 (10). |
| 03/08/2001 | Signed a 2-year contract extension worth a total of $2,224,000 with the Mexico City Aztecs organization. |
| 05/01/2001 | Wins the FOOLX CL Pitcher of the Month Award. |
| 07/01/2001 | Wins the FOOLX CL Pitcher of the Month Award. |
| 01/01/2002 | OSA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 10 (10). |
| 11/22/2002 | Signed a 3-year contract extension worth a total of $6,702,000 with the St Louis Hops organization. |
| 01/01/2003 | OSA scouting updated ratings (potential): Stuff: 8 (10); Movement: 8 (8); Control: 9 (9). |
| 01/01/2004 | OSA scouting updated ratings (potential): Stuff: 6 (9); Movement: 7 (8); Control: 9 (9). |
| 01/01/2005 | OSA scouting updated ratings (potential): Stuff: 5 (9); Movement: 6 (8); Control: 9 (9). |
| 04/03/2005 | Released by the St Louis Hops. |
| 01/01/2006 | OSA scouting updated ratings (potential): Stuff: 4 (9); Movement: 6 (8); Control: 9 (9). |
| 01/01/2006 | Retired from professional baseball. |