| Starter | Tm | Tier | Game |
|---|---|---|---|
| Barry Zito | SFN | -3.88 | 201308260_SFN_COL |
| Edwin Jackson | CHN | -2.64 | 201308280_CHN_LAN |
| Jeremy Hellickson | TBA | -2.64 | 201308260_TBA_KCA |
| Ian Kennedy | SDN | -2.47 | 201308270_SDN_ARI |
| Joe Saunders | SEA | -2.35 | 201308260_TEX_SEA |
Based on accumulated WAA for this season up to 2013-08-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 10.29 | Clayton Kershaw | 204 | LAN |
| +005+ | 6.37 | Matt Harvey | 178.3 | NYN |
| +009+ | 5.54 | Jose Fernandez | 152.7 | MIA |
| +015+ | 4.69 | Yu Darvish | 168 | TEX |
| +016+ | 4.67 | Max Scherzer | 178.3 | DET |
| +019+ | 4.36 | Adam Wainwright | 200.7 | SLN |
| +025+ | 4.16 | Anibal Sanchez | 144.7 | DET |
| +026+ | 4.09 | Madison Bumgarner | 176.3 | SFN |
| +027+ | 4.07 | Hiroki Kuroda | 171.3 | NYA |
| +028+ | 4.05 | Patrick Corbin | 177.7 | ARI |
| +034+ | 3.85 | Felix Hernandez | 187.7 | SEA |
| +043+ | 3.68 | Derek Holland | 180 | TEX |
| +046+ | 3.64 | Chris Sale | 180.3 | CHA |
| +048+ | 3.55 | Mat Latos | 175 | CIN |
| +050+ | 3.52 | Hisashi Iwakuma | 184 | SEA |
| +051+ | 3.47 | Cliff Lee | 178.7 | PHI |
| +052+ | 3.46 | Mike Minor | 165.7 | ATL |
| +054+ | 3.44 | Stephen Strasburg | 158 | WAS |
| +055+ | 3.4 | Jhoulys Chacin | 169.3 | COL |
| +056+ | 3.38 | Zack Greinke | 141.7 | LAN |
| +057+ | 3.36 | James Shields | 189 | KCA |
| +060+ | 3.23 | Shelby Miller | 139.7 | SLN |
| +064+ | 3.16 | Francisco Liriano | 125 | PIT |
| +063+ | 3.16 | Travis Wood | 172 | CHN |
| +067+ | 3.01 | Hyun-Jin Ryu | 160.7 | LAN |
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