| 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 |
| Adam Wainwright | SLN | 2.77 | 201306230_TEX_SLN |
| Justin Verlander | DET | 1.86 | 201306230_BOS_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Edinson Volquez | SDN | -4.94 | 201306220_LAN_SDN |
| Joe Blanton | ANA | -4.71 | 201306230_PIT_ANA |
| Ubaldo Jimenez | CLE | -2.09 | 201306240_CLE_BAL |
| Dan Haren | WAS | -1.47 | 201306220_COL_WAS |
| Barry Zito | SFN | -1.15 | 201306220_MIA_SFN |
Based on accumulated WAA for this season up to 2013-06-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 5.03 | Clayton Kershaw | 113.3 | LAN |
| +006+ | 4.68 | Matt Harvey | 110 | NYN |
| +009+ | 4.32 | Adam Wainwright | 116.7 | SLN |
| +010+ | 4.29 | Jordan Zimmermann | 107.7 | WAS |
| +012+ | 4.12 | Hisashi Iwakuma | 107.3 | SEA |
| +013+ | 4.09 | Cliff Lee | 118.3 | PHI |
| +015+ | 3.98 | Patrick Corbin | 102.7 | ARI |
| +016+ | 3.9 | Jeff Locke | 89.3 | PIT |
| +019+ | 3.34 | Shelby Miller | 92 | SLN |
| +022+ | 3.16 | Stephen Strasburg | 86.3 | WAS |
| +023+ | 3.1 | Ervin Santana | 99 | KCA |
| +024+ | 3.07 | Felix Hernandez | 109.7 | SEA |
| +025+ | 2.97 | Mike Leake | 96.7 | CIN |
| +030+ | 2.75 | James Shields | 111 | KCA |
| +036+ | 2.64 | Chris Sale | 90.3 | CHA |
| +040+ | 2.56 | Hyun-Jin Ryu | 98 | LAN |
| +042+ | 2.54 | Jake Westbrook | 51 | SLN |
| +043+ | 2.51 | Travis Wood | 98 | CHN |
| +047+ | 2.42 | Mike Minor | 96.7 | ATL |
| +055+ | 2.17 | Bartolo Colon | 98.3 | OAK |
| +057+ | 2.14 | Kris Medlen | 91.3 | ATL |
| +061+ | 2.02 | Francisco Liriano | 54.7 | PIT |
| +064+ | 1.97 | Max Scherzer | 103.3 | DET |
| +068+ | 1.88 | Mat Latos | 103.3 | CIN |
| +071+ | 1.86 | Eric Stults | 104 | SDN |
_