Duane Underwood
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021-04-01 | PIT | @ CHC | W, 5-3 | 1.0 | 0 | 0 | 0 | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | RP |
| 2021-04-04 | PIT | @ CHC | L, 4-3 | 1.1 | 1 | 1 | 1 | 0 | 1 | 6 | 1 | 0 | 0 | 2 | 1 | RP |
| 2021-04-06 | PIT | @ CIN | L, 14-1 | 2.1 | 5 | 2 | 2 | 1 | 3 | 13 | 1 | 1 | 0 | 1 | 3 | RP |
| 2021-04-10 | PIT | vs. CHC | W, 8-2 | 2.0 | 0 | 0 | 0 | 1 | 3 | 7 | 0 | 0 | 0 | 1 | 1 | RP |
| 2021-04-14 | PIT | vs. SDP | W, 5-1 | 1.2 | 1 | 0 | 0 | 1 | 3 | 6 | 0 | 0 | 0 | 1 | 0 | RP |
| 2021-04-16 | PIT | @ MIL | W, 6-1 | 1.0 | 0 | 0 | 0 | 1 | 0 | 4 | 0 | 0 | 0 | 1 | 2 | RP |
| 2021-04-22 | PIT | @ DET | W, 4-2 | 1.1 | 3 | 0 | 0 | 0 | 3 | 7 | 1 | 0 | 0 | 0 | 1 | RP |
| 2021-04-24 | PIT | @ MIN | W, 6-2 | 1.1 | 1 | 1 | 0 | 0 | 3 | 6 | 1 | 0 | 0 | 1 | 0 | RP |
| 2021-04-27 | PIT | vs. KCR | W, 2-1 | 1.0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 1 | 1 | RP, W |
| 2021-04-30 | PIT | vs. STL | L, 7-3 | 1.0 | 2 | 3 | 3 | 1 | 0 | 6 | 0 | 0 | 1 | 0 | 3 | RP |
| 2021-05-01 | PIT | vs. STL | L, 12-5 | 1.0 | 1 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | 0 | 2 | 1 | RP |
| 2021-05-05 | PIT | @ SDP | L, 4-2 | 1.0 | 2 | 2 | 1 | 0 | 1 | 5 | 1 | 0 | 0 | 1 | 0 | RP, L |
| 2021-05-10 | PIT | vs. CIN | L, 14-1 | 1.2 | 1 | 0 | 0 | 0 | 2 | 6 | 0 | 0 | 0 | 1 | 2 | RP |
| 2021-05-12 | PIT | vs. CIN | L, 5-1 | 1.0 | 3 | 4 | 3 | 1 | 1 | 7 | 1 | 0 | 0 | 1 | 1 | RP, L |
| 2021-05-14 | PIT | vs. SFG | W, 3-2 | 2.0 | 2 | 1 | 1 | 0 | 2 | 8 | 0 | 0 | 1 | 3 | 1 | RP |
| 2021-05-16 | PIT | vs. SFG | L, 4-1 | 1.0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 3 | RP |
| 2021-05-19 | PIT | @ STL | L, 8-5 | 3.0 | 4 | 2 | 2 | 3 | 1 | 16 | 0 | 0 | 0 | 2 | 5 | RP |
| 2021-05-23 | PIT | @ ATL | L, 7-1 | 1.0 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 0 | 1 | 1 | RP |
| 2021-05-26 | PIT | vs. CHC | L, 4-1 | 3.2 | 1 | 0 | 0 | 1 | 2 | 13 | 0 | 0 | 0 | 5 | 4 | RP |
| 2021-05-31 | PIT | @ KCR | L, 7-3 | 3.0 | 5 | 2 | 2 | 0 | 1 | 12 | 0 | 0 | 1 | 5 | 1 | RP |
| 2021-06-04 | PIT | vs. MIA | W, 9-2 | 2.0 | 2 | 0 | 0 | 1 | 4 | 9 | 1 | 0 | 0 | 1 | 0 | RP, W |
| 2021-06-08 | PIT | vs. LAD | L, 5-3 | 2.0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 2 | 4 | RP |
| 2021-06-10 | PIT | vs. LAD | L, 6-3 | 1.1 | 3 | 1 | 1 | 2 | 1 | 9 | 0 | 0 | 0 | 1 | 2 | RP |
| 2021-06-15 | PIT | @ WAS | L, 8-1 | 2.0 | 3 | 2 | 2 | 1 | 3 | 10 | 1 | 0 | 0 | 2 | 1 | RP |
| 2021-06-23 | PIT | vs. CHW | L, 4-3 | 2.0 | 0 | 0 | 0 | 1 | 2 | 6 | 0 | 0 | 0 | 2 | 1 | RP |
| 2021-06-27 | PIT | @ STL | W, 7-2 | 3.0 | 3 | 2 | 2 | 1 | 3 | 13 | 2 | 0 | 0 | 1 | 5 | RP |
| 2021-07-01 | PIT | vs. MIL | L, 7-2 | 1.0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 2 | 0 | RP |
| 2021-07-03 | PIT | vs. MIL | L, 11-2 | 3.1 | 2 | 0 | 0 | 2 | 4 | 14 | 0 | 0 | 0 | 4 | 1 | RP |
| 2021-07-07 | PIT | vs. ATL | L, 14-3 | 1.0 | 8 | 7 | 7 | 0 | 0 | 11 | 3 | 0 | 1 | 2 | 1 | RP |
| 2021-07-19 | PIT | @ ARI | L, 4-2 | 1.0 | 2 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 1 | 1 | RP |
| 2021-07-21 | PIT | @ ARI | L, 6-4 | 1.0 | 3 | 2 | 2 | 0 | 1 | 5 | 0 | 0 | 2 | 1 | 0 | RP, L |
| 2021-07-25 | PIT | @ SFG | L, 6-1 | 1.1 | 5 | 3 | 2 | 1 | 2 | 10 | 2 | 0 | 1 | 1 | 1 | RP |
| 2021-07-30 | PIT | vs. PHI | W, 7-0 | 2.0 | 0 | 0 | 0 | 1 | 1 | 7 | 0 | 0 | 0 | 3 | 2 | RP |
| 2021-08-03 | PIT | @ MIL | W, 8-5 | 2.0 | 2 | 1 | 1 | 0 | 0 | 8 | 0 | 0 | 0 | 6 | 0 | RP |
| 2021-08-05 | PIT | @ CIN | L, 7-4 | 2.0 | 1 | 0 | 0 | 0 | 3 | 7 | 0 | 0 | 0 | 0 | 3 | RP |
| 2021-08-10 | PIT | vs. STL | L, 4-1 | 2.0 | 0 | 0 | 0 | 1 | 1 | 7 | 0 | 0 | 0 | 1 | 4 | RP |
| 2021-08-12 | PIT | vs. STL | L, 7-6 | 1.2 | 2 | 1 | 0 | 1 | 2 | 9 | 0 | 0 | 0 | 2 | 1 | RP |
| 2021-08-15 | PIT | vs. MIL | L, 2-1 | 2.0 | 1 | 0 | 0 | 1 | 3 | 8 | 0 | 0 | 0 | 2 | 1 | RP |
| 2021-08-20 | PIT | @ STL | W, 4-0 | 1.2 | 2 | 0 | 0 | 2 | 1 | 9 | 0 | 0 | 0 | 0 | 4 | RP |
| 2021-08-24 | PIT | vs. ARI | W, 4-2 | 2.0 | 1 | 0 | 0 | 0 | 1 | 7 | 1 | 0 | 0 | 4 | 1 | RP |
| 2021-08-27 | PIT | vs. STL | L, 4-3 | 2.0 | 2 | 1 | 1 | 0 | 2 | 8 | 0 | 1 | 0 | 2 | 1 | RP |
| 2021-09-01 | PIT | @ CHW | L, 6-3 | 1.0 | 1 | 1 | 1 | 0 | 0 | 4 | 0 | 0 | 1 | 1 | 2 | RP |
| 2021-09-04 | PIT | @ CHC | L, 7-6 | 1.0 | 1 | 1 | 1 | 1 | 1 | 5 | 0 | 0 | 1 | 1 | 1 | RP |
| Total Games: 43 | ||||||||||||||||