| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Scott | HOU | 6.45 | 198804100_HOU_CIN |
| Bob Welch | OAK | 5.05 | 198804100_OAK_ANA |
| Ted Higuera | MIL | 4.07 | 198804100_MIL_NYA |
| Rick Rhoden | NYA | 3.88 | 198804110_NYA_TOR |
| Dwight Gooden | NYN | 3.83 | 198804100_NYN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rick Mahler | ATL | -4.22 | 198804100_LAN_ATL |
| Al Nipper | CHN | -3.93 | 198804120_CHN_SLN |
| Jerry Reuss | CHA | -3.67 | 198804100_SEA_CHA |
| Bobby Witt | TEX | -3.02 | 198804120_TEX_DET |
| Scott McGregor | BAL | -2.99 | 198804100_BAL_CLE |
Based on accumulated WAA for this season up to 1988-04-12.
| Rank | WAA | Name | IP | Tm |
|---|
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