Justin Masterson
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2013-04-02 | CLE | @ TOR | W, 4-1 | 6.0 | 3 | 1 | 1 | 4 | 5 | 24 | 1 | 0 | 0 | 4 | 7 | SP, W |
| 2013-04-07 | CLE | @ TBR | W, 13-0 | 7.0 | 2 | 0 | 0 | 3 | 8 | 25 | 0 | 0 | 0 | 10 | 2 | SP, W |
| 2013-04-12 | CLE | vs. CHW | W, 1-0 | 9.0 | 5 | 0 | 0 | 1 | 7 | 31 | 2 | 0 | 0 | 13 | 3 | SP, W, CG, SHO |
| 2013-04-17 | CLE | vs. BOS | L, 6-3 | 5.0 | 11 | 4 | 4 | 1 | 5 | 28 | 2 | 1 | 0 | 5 | 4 | SP, L |
| 2013-04-22 | CLE | @ CHW | W, 3-2 | 7.0 | 4 | 2 | 2 | 4 | 5 | 28 | 1 | 0 | 1 | 6 | 8 | SP, W |
| 2013-04-28 | CLE | @ KCR | L, 9-0 | 6.1 | 9 | 7 | 7 | 4 | 9 | 31 | 2 | 0 | 1 | 5 | 3 | SP, L |
| 2013-05-03 | CLE | vs. MIN | W, 7-6 | 6.2 | 8 | 5 | 5 | 2 | 5 | 31 | 1 | 0 | 1 | 7 | 7 | SP |
| 2013-05-08 | CLE | vs. OAK | W, 4-3 | 7.0 | 4 | 3 | 3 | 2 | 7 | 28 | 0 | 0 | 0 | 9 | 5 | SP, W |
| 2013-05-13 | CLE | vs. NYY | W, 1-0 | 9.0 | 4 | 0 | 0 | 3 | 9 | 33 | 0 | 0 | 0 | 10 | 7 | SP, W, CG, SHO |
| 2013-05-19 | CLE | vs. SEA | W, 6-0 | 7.0 | 3 | 0 | 0 | 2 | 11 | 27 | 0 | 0 | 0 | 3 | 7 | SP, W |
| 2013-05-24 | CLE | @ BOS | L, 8-1 | 6.0 | 6 | 5 | 5 | 1 | 5 | 24 | 1 | 0 | 1 | 10 | 1 | SP, L |
| 2013-05-29 | CLE | vs. CIN | W, 5-2 | 6.0 | 4 | 1 | 1 | 4 | 7 | 26 | 0 | 0 | 1 | 7 | 2 | SP, W |
| 2013-06-03 | CLE | @ NYY | L, 7-4 | 6.1 | 9 | 7 | 7 | 3 | 5 | 31 | 0 | 0 | 2 | 10 | 4 | SP, L |
| 2013-06-09 | CLE | @ DET | L, 4-1 | 7.0 | 6 | 4 | 4 | 3 | 4 | 30 | 0 | 0 | 1 | 8 | 9 | SP, L |
| 2013-06-14 | CLE | vs. WAS | W, 2-1 | 7.0 | 2 | 1 | 1 | 4 | 10 | 27 | 0 | 0 | 0 | 6 | 4 | SP |
| 2013-06-19 | CLE | vs. KCR | W, 6-3 | 6.1 | 9 | 2 | 2 | 2 | 8 | 30 | 1 | 0 | 0 | 8 | 2 | SP, W |
| 2013-06-25 | CLE | @ BAL | L, 6-3 | 6.1 | 6 | 6 | 6 | 1 | 7 | 27 | 1 | 0 | 2 | 7 | 5 | SP, L |
| 2013-06-30 | CLE | @ CHW | W, 4-0 | 9.0 | 6 | 0 | 0 | 1 | 8 | 30 | 0 | 0 | 0 | 10 | 4 | SP, W, CG, SHO |
| 2013-07-05 | CLE | vs. DET | L, 7-0 | 4.2 | 7 | 6 | 6 | 4 | 6 | 24 | 2 | 0 | 0 | 7 | 0 | SP, L |
| 2013-07-10 | CLE | vs. TOR | L, 5-4 | 6.2 | 4 | 2 | 2 | 5 | 6 | 26 | 2 | 0 | 0 | 10 | 1 | SP |
| 2013-07-21 | CLE | @ MIN | W, 7-1 | 7.0 | 1 | 1 | 1 | 0 | 8 | 23 | 1 | 0 | 0 | 8 | 4 | SP, W |
| 2013-07-27 | CLE | vs. TEX | W, 1-0 | 7.2 | 5 | 0 | 0 | 1 | 8 | 30 | 0 | 0 | 0 | 11 | 3 | SP, W |
| 2013-08-01 | CLE | vs. CHW | W, 6-1 | 6.2 | 5 | 1 | 1 | 3 | 7 | 27 | 0 | 0 | 1 | 8 | 4 | SP, W |
| 2013-08-06 | CLE | vs. DET | L, 5-1 | 7.0 | 7 | 5 | 5 | 2 | 6 | 32 | 1 | 0 | 1 | 13 | 2 | SP, L |
| 2013-08-11 | CLE | vs. LAA | W, 6-5 | 4.1 | 7 | 5 | 4 | 4 | 5 | 25 | 0 | 0 | 0 | 5 | 2 | SP |
| 2013-08-16 | CLE | @ OAK | L, 3-2 | 7.2 | 7 | 3 | 3 | 1 | 4 | 30 | 2 | 0 | 1 | 11 | 6 | SP, L |
| 2013-08-21 | CLE | @ LAA | W, 3-1 | 6.2 | 5 | 1 | 1 | 5 | 7 | 29 | 1 | 0 | 0 | 6 | 4 | SP, W |
| 2013-08-28 | CLE | @ ATL | L, 3-2 | 6.0 | 5 | 2 | 2 | 4 | 6 | 27 | 1 | 0 | 0 | 6 | 4 | SP |
| 2013-09-02 | CLE | vs. BAL | L, 7-2 | 1.0 | 1 | 1 | 1 | 1 | 0 | 5 | 0 | 0 | 0 | 2 | 1 | SP, L |
| 2013-09-25 | CLE | vs. CHW | W, 7-2 | 1.0 | 1 | 0 | 0 | 0 | 2 | 4 | 0 | 0 | 0 | 1 | 0 | RP |
| 2013-09-27 | CLE | @ MIN | W, 12-6 | 1.0 | 0 | 0 | 0 | 1 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | RP |
| 2013-09-29 | CLE | @ MIN | W, 5-1 | 1.2 | 0 | 0 | 0 | 0 | 2 | 6 | 0 | 0 | 0 | 2 | 1 | RP |
| 2013-10-02 | CLE | vs. TBR | L, 4-0 | 2.0 | 1 | 0 | 0 | 0 | 2 | 7 | 0 | 0 | 0 | 0 | 0 | RP |
| Total Games: 33 | ||||||||||||||||