P · 12 seasons · 2009 – 2020 · B/T: R/R
Few careers score higher: Rick Porcello sits 1st of 0 pitchers all-time in roto value, built over 12 seasons. 2016 was the high-water mark, worth +14.0, 6th that season and 260th of 51,303 player-seasons on record. Career value accumulated in wins (+26.8) and strikeouts (+19.2), and drained away in ERA (-7.6).
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 2009 | DET | 31 | -1.94 | #500 | #49,599 |
| 2010 | DET | 27 | -2.16 | #909 | #72,909 |
| 2011 | DET | 31 | -2.18 | #1,086 | #75,403 |
| 2012 | DET | 31 | -2.20 | #1,043 | #77,164 |
| 2013 | DET | 32 | -2.07 | #576 | #60,348 |
| 2014 | DET | 32 | -2.20 | #1,137 | #77,399 |
| 2015 | BOS | 28 | -2.13 | #1,081 | #68,146 |
| 2016 | BOS | 33 | -2.06 | #1,059 | #59,425 |
| 2017 | BOS | 33 | -2.21 | #1,170 | #78,524 |
| 2018★ | BOS | 33 | -1.74 | #488 | #45,480 |
| 2019 | BOS | 32 | -2.28 | #1,280 | #85,646 |
| 2020 | NYM | 12 | -2.06 | #508 | #58,654 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 2009 | DET | 31 | 4.17 | #89 | #6,813 |
| 2010 | DET | 27 | -0.26 | #240 | #19,615 |
| 2011 | DET | 31 | 0.41 | #201 | #16,742 |
| 2012 | DET | 31 | -1.65 | #371 | #27,826 |
| 2013 | DET | 32 | 2.91 | #120 | #9,272 |
| 2014 | DET | 32 | 5.07 | #72 | #5,368 |
| 2015 | BOS | 28 | 0.30 | #236 | #17,151 |
| 2016★ | BOS | 33 | 13.99 | #6 | #260 |
| 2017 | BOS | 33 | 2.77 | #131 | #9,582 |
| 2018 | BOS | 33 | 7.32 | #43 | #2,803 |
| 2019 | BOS | 32 | 1.54 | #195 | #12,938 |
| 2020 | NYM | 12 | -1.58 | #413 | #27,241 |
★ Best season by Z