Oswaldo Peraza
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1988-04-04 | BAL | vs. MIL | L, 12-0 | 1.2 | 3 | 4 | 3 | 2 | 3 | 11 | 0 | 0 | 1 | 1 | 1 | RP |
| 1988-04-09 | BAL | @ CLE | L, 12-1 | 1.0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 2 | RP |
| 1988-04-12 | BAL | vs. KCR | L, 6-1 | 4.0 | 5 | 5 | 5 | 4 | 2 | 21 | 1 | 0 | 2 | 5 | 3 | SP, L |
| 1988-04-17 | BAL | vs. CLE | L, 4-1 | 4.0 | 7 | 3 | 2 | 0 | 2 | 16 | 2 | 0 | 0 | 5 | 2 | SP, L |
| 1988-04-21 | BAL | @ MIL | L, 7-1 | 3.1 | 1 | 1 | 1 | 2 | 2 | 13 | 1 | 0 | 0 | 1 | 7 | RP |
| 1988-04-24 | BAL | @ KCR | L, 3-1 | 0.0 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | RP |
| 1988-06-21 | BAL | @ TOR | W, 4-2 | 7.1 | 8 | 2 | 2 | 3 | 7 | 33 | 3 | 0 | 1 | 8 | 6 | SP, W |
| 1988-06-26 | BAL | @ BOS | L, 10-1 | 1.2 | 5 | 7 | 4 | 2 | 1 | 13 | 3 | 0 | 2 | 1 | 0 | SP, L |
| 1988-07-02 | BAL | @ TEX | W, 7-4 | 4.2 | 5 | 4 | 4 | 0 | 4 | 19 | 1 | 1 | 0 | 2 | 7 | SP |
| 1988-07-07 | BAL | vs. TEX | W, 6-0 | 7.0 | 6 | 0 | 0 | 1 | 7 | 29 | 1 | 0 | 0 | 6 | 8 | SP, W |
| 1988-07-16 | BAL | vs. MIN | L, 4-3 | 6.2 | 9 | 4 | 4 | 2 | 1 | 30 | 2 | 0 | 3 | 8 | 10 | SP, L |
| 1988-07-23 | BAL | @ MIN | W, 11-8 | 3.1 | 6 | 8 | 8 | 3 | 2 | 18 | 1 | 0 | 1 | 3 | 4 | SP |
| 1988-07-28 | BAL | @ CLE | W, 5-2 | 8.1 | 7 | 2 | 2 | 2 | 4 | 33 | 0 | 0 | 0 | 12 | 7 | SP, W |
| 1988-08-02 | BAL | vs. CLE | W, 5-2 | 9.0 | 8 | 2 | 2 | 2 | 6 | 36 | 0 | 1 | 0 | 10 | 10 | SP, W, CG |
| 1988-08-06 | BAL | vs. MIL | W, 7-2 | 7.0 | 1 | 2 | 0 | 3 | 10 | 26 | 0 | 0 | 0 | 5 | 6 | SP, W |
| 1988-08-12 | BAL | @ MIL | L, 8-3 | 3.2 | 6 | 6 | 4 | 3 | 1 | 21 | 2 | 0 | 0 | 5 | 5 | SP, L |
| 1988-08-22 | BAL | vs. SEA | L, 7-3 | 6.1 | 8 | 5 | 5 | 3 | 5 | 30 | 1 | 0 | 0 | 10 | 3 | SP, L |
| 1988-08-27 | BAL | @ OAK | L, 5-1 | 4.0 | 9 | 5 | 5 | 0 | 2 | 21 | 1 | 0 | 0 | 2 | 8 | SP, L |
| 1988-09-02 | BAL | @ SEA | W, 4-3 | 3.0 | 4 | 2 | 2 | 3 | 2 | 16 | 3 | 0 | 0 | 1 | 6 | SP |
| Total Games: 19 | ||||||||||||||||