| Player History |
| 06/15/1983 | Drafted in the 1983 first-year player draft (Round 1, Pick 3, 3rd overall Pick) by the Seattle Mariners. |
| 08/01/1983 | Wins the ANPA AL Pitcher of the Month Award. |
| 12/06/1983 | Received a 1-year contract worth a total of $95,725 through automatic renewal. |
| 01/01/1984 | OSA scouting updated ratings (potential): Stuff: 8 (8); Movement: 8 (9); Control: 8 (8). |
| 04/02/1984 | Named the #1 prospect in the ANPA |
| 09/01/1984 | Wins the ANPA AL Pitcher of the Month Award. |
| 11/23/1984 | Received a 1-year contract worth a total of $95,725 through automatic renewal. |
| 01/01/1985 | OSA scouting updated ratings (potential): Stuff: 8 (8); Movement: 9 (9); Control: 7 (7). |
| 07/29/1985 | Pitches a 4-hit shutout against the San Francisco Giants with 6 strikeouts and 1 BB allowed! |
| 09/01/1985 | Wins the ANPA AL Pitcher of the Month Award. |
| 11/22/1985 | Received a 1-year contract worth a total of $95,725 through automatic renewal. |
| 01/01/1986 | OSA scouting updated ratings (potential): Stuff: 8 (8); Movement: 9 (9); Control: 7 (7). |
| 05/02/1986 | Pitches a 2-hit shutout against the Toronto Blue Jays with 7 strikeouts and 1 BB allowed! |
| 06/04/1986 | Pitches a 4-hit shutout against the Los Angeles Dodgers with 8 strikeouts and 3 BB allowed! |
| 07/13/1986 | Was selected to the 1986 America's National Pasttime Association All-Star Game. |
| 11/19/1986 | Received a 1-year contract worth a total of $3,000,000 through arbitration. |
| 01/01/1987 | OSA scouting updated ratings (potential): Stuff: 8 (8); Movement: 9 (9); Control: 7 (7). |
| 04/13/1987 | Pitches a 5-hit shutout against the Atlanta Braves with 8 strikeouts and 1 BB allowed! |
| 05/01/1987 | Pitches a 4-hit shutout against the Toronto Blue Jays with 2 strikeouts and 1 BB allowed! |
| 05/26/1987 | Pitches a 3-hit shutout against the New York Yankees with 6 strikeouts and 3 BB allowed! |
| 06/01/1987 | Wins the ANPA AL Pitcher of the Month Award. |
| 07/12/1987 | Was selected to the 1987 America's National Pasttime Association All-Star Game. |
| 07/12/1987 | Pitches a 2-hit shutout against the California Angels with 7 strikeouts and 3 BB allowed! |
| 08/01/1987 | Wins the ANPA AL Pitcher of the Month Award. |
| 11/07/1987 | Wins the 1987 ANPA AL Outstanding Pitcher Award. |
| 11/28/1987 | Received a 1-year contract worth a total of $3,200,000 through arbitration. |
| 01/01/1988 | OSA scouting updated ratings (potential): Stuff: 8 (8); Movement: 9 (9); Control: 7 (7). |
| 04/13/1988 | Pitches a 6-hit shutout against the Baltimore Orioles with 6 strikeouts and 1 BB allowed! |
| 05/01/1988 | Wins the ANPA AL Pitcher of the Month Award. |
| 07/04/1988 | Was selected to the 1988 America's National Pasttime Association All-Star Game. |
| 07/15/1988 | Pitches a 1-hit shutout against the Oakland Athletics with 3 strikeouts and 2 BB allowed! |
| 09/20/1988 | Pitches a 4-hit shutout against the New York Yankees with 8 strikeouts and 1 BB allowed! |
| 10/10/1988 | Pitches a 3-hit shutout against the Detroit Tigers with 11 strikeouts and 3 BB allowed! |
| 11/01/1988 | Wins the 1988 ANPA AL Outstanding Pitcher Award. |
| 11/22/1988 | Received a 1-year contract worth a total of $3,400,000 through arbitration. |
| 01/01/1989 | OSA scouting updated ratings (potential): Stuff: 8 (8); Movement: 10 (10); Control: 7 (7). |