| Starter | Tm | Tier | Game |
|---|---|---|---|
| Cliff Lee | PHI | 7.43 | 201306240_PHI_SDN |
| James Shields | KCA | 5.03 | 201306230_CHA_KCA |
| Matt Harvey | NYN | 3.81 | 201306230_NYN_PHI |
| Hiroki Kuroda | NYA | 3.4 | 201306250_TEX_NYA |
| Chris Sale | CHA | 2.93 | 201306250_NYN_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Blanton | ANA | -4.71 | 201306230_PIT_ANA |
| Ubaldo Jimenez | CLE | -2.09 | 201306240_CLE_BAL |
| Edwin Jackson | CHN | -2.05 | 201306250_CHN_MIL |
| Rick Porcello | DET | -1.99 | 201306250_ANA_DET |
| Juan Nicasio | COL | -1.3 | 201306250_COL_BOS |
Based on accumulated WAA for this season up to 2013-06-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 5.06 | Clayton Kershaw | 113.3 | LAN |
| +006+ | 4.72 | Matt Harvey | 110 | NYN |
| +009+ | 4.36 | Adam Wainwright | 116.7 | SLN |
| +010+ | 4.33 | Jordan Zimmermann | 107.7 | WAS |
| +012+ | 4.16 | Hisashi Iwakuma | 107.3 | SEA |
| +013+ | 4.15 | Jeff Locke | 96.3 | PIT |
| +014+ | 4.13 | Cliff Lee | 118.3 | PHI |
| +015+ | 4.04 | Patrick Corbin | 102.7 | ARI |
| +020+ | 3.37 | Shelby Miller | 92 | SLN |
| +022+ | 3.19 | Stephen Strasburg | 86.3 | WAS |
| +023+ | 3.11 | Felix Hernandez | 109.7 | SEA |
| +024+ | 3.06 | Ervin Santana | 105 | KCA |
| +025+ | 3.01 | Mike Leake | 96.7 | CIN |
| +029+ | 2.78 | Chris Sale | 98.3 | CHA |
| +030+ | 2.78 | James Shields | 111 | KCA |
| +034+ | 2.73 | Hiroki Kuroda | 100.7 | NYA |
| +039+ | 2.59 | Hyun-Jin Ryu | 98 | LAN |
| +041+ | 2.56 | Travis Wood | 98 | CHN |
| +048+ | 2.45 | Mike Minor | 96.7 | ATL |
| +050+ | 2.38 | Yu Darvish | 106.7 | TEX |
| +053+ | 2.27 | Jake Westbrook | 57 | SLN |
| +056+ | 2.21 | Bartolo Colon | 98.3 | OAK |
| +057+ | 2.19 | Kris Medlen | 98.3 | ATL |
| +063+ | 2.04 | Francisco Liriano | 54.7 | PIT |
| +065+ | 2 | Max Scherzer | 103.3 | DET |
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